diff --git a/.apigentools-info b/.apigentools-info
index 3f012913d258..48617aa30e03 100644
--- a/.apigentools-info
+++ b/.apigentools-info
@@ -4,13 +4,13 @@
     "spec_versions": {
         "v1": {
             "apigentools_version": "1.6.6",
-            "regenerated": "2024-07-23 18:14:12.683565",
-            "spec_repo_commit": "9e027051"
+            "regenerated": "2024-07-25 19:27:13.521590",
+            "spec_repo_commit": "5395c968"
         },
         "v2": {
             "apigentools_version": "1.6.6",
-            "regenerated": "2024-07-23 18:14:12.701847",
-            "spec_repo_commit": "9e027051"
+            "regenerated": "2024-07-25 19:27:13.539764",
+            "spec_repo_commit": "5395c968"
         }
     }
 }
\ No newline at end of file
diff --git a/.generator/schemas/v2/openapi.yaml b/.generator/schemas/v2/openapi.yaml
index d921feb3775d..8dab6972d124 100644
--- a/.generator/schemas/v2/openapi.yaml
+++ b/.generator/schemas/v2/openapi.yaml
@@ -216,6 +216,13 @@ components:
       required: true
       schema:
         type: string
+    FileID:
+      description: File id.
+      in: path
+      name: file_id
+      required: true
+      schema:
+        type: string
     GCPSTSServiceAccountID:
       description: Your GCP STS enabled service account's unique ID.
       in: path
@@ -5516,6 +5523,234 @@ components:
           nullable: true
           type: string
       type: object
+    CustomCostGetResponseMeta:
+      description: Meta for the response from the Get Custom Costs endpoints.
+      properties:
+        version:
+          description: Version of Custom Costs file
+          type: string
+      type: object
+    CustomCostListResponseMeta:
+      description: Meta for the response from the List Custom Costs endpoints.
+      properties:
+        total_filtered_count:
+          description: Number of Custom Costs files returned by the List Custom Costs
+            endpoint
+          format: int64
+          type: integer
+        version:
+          description: Version of Custom Costs file
+          type: string
+      type: object
+    CustomCostUploadResponseMeta:
+      description: Meta for the response from the Upload Custom Costs endpoints.
+      properties:
+        version:
+          description: Version of Custom Costs file
+          type: string
+      type: object
+    CustomCostsFileGetResponse:
+      description: Response for Get Custom Costs Files.
+      properties:
+        data:
+          $ref: '#/components/schemas/CustomCostsFileMetadataWithContentHighLevel'
+        meta:
+          $ref: '#/components/schemas/CustomCostGetResponseMeta'
+      type: object
+    CustomCostsFileLineItem:
+      description: Line item details from a Custom Costs file.
+      properties:
+        BilledCost:
+          description: Total cost in the cost file.
+          example: 100.5
+          format: double
+          type: number
+        BillingCurrency:
+          description: Currency used in the Custom Costs file.
+          example: USD
+          type: string
+        ChargeDescription:
+          description: Description for the line item cost.
+          example: monthly usage charge for my service
+          type: string
+        ChargePeriodEnd:
+          description: End date of the usage charge.
+          example: '2023-02-28'
+          pattern: ^\d{4}-\d{2}-\d{2}$
+          type: string
+        ChargePeriodStart:
+          description: Start date of the usage charge.
+          example: '2023-02-01'
+          pattern: ^\d{4}-\d{2}-\d{2}$
+          type: string
+        ProviderName:
+          description: Name of the provider for the line item.
+          type: string
+        Tags:
+          additionalProperties:
+            type: string
+          description: Additional tags for the line item.
+          type: object
+      type: object
+    CustomCostsFileListResponse:
+      description: Response for List Custom Costs Files.
+      properties:
+        data:
+          description: List of Custom Costs Files.
+          items:
+            $ref: '#/components/schemas/CustomCostsFileMetadataHighLevel'
+          type: array
+        meta:
+          $ref: '#/components/schemas/CustomCostListResponseMeta'
+      type: object
+    CustomCostsFileMetadata:
+      description: Schema of a Custom Costs metadata.
+      properties:
+        billed_cost:
+          description: Total cost in the cost file.
+          example: 100.5
+          format: double
+          type: number
+        billing_currency:
+          description: Currency used in the Custom Costs file.
+          example: USD
+          type: string
+        charge_period:
+          $ref: '#/components/schemas/CustomCostsFileUsageChargePeriod'
+        name:
+          description: Name of the Custom Costs file.
+          example: my_file.json
+          type: string
+        provider_names:
+          description: Providers contains in the Custom Costs file.
+          items:
+            description: Name of a provider.
+            example: my_provider
+            type: string
+          type: array
+        status:
+          description: Status of the Custom Costs file.
+          example: active
+          type: string
+        uploaded_at:
+          description: Timestamp in millisecond of the upload time of the Custom Costs
+            file.
+          example: 1704067200000
+          format: double
+          type: number
+        uploaded_by:
+          $ref: '#/components/schemas/CustomCostsUser'
+      type: object
+    CustomCostsFileMetadataHighLevel:
+      description: JSON API format of for a Custom Costs file.
+      properties:
+        attributes:
+          $ref: '#/components/schemas/CustomCostsFileMetadata'
+        id:
+          description: ID of the Custom Costs metadata.
+          type: string
+        type:
+          description: Type of the Custom Costs file metadata.
+          type: string
+      type: object
+    CustomCostsFileMetadataWithContent:
+      description: Schema of a cost file metadata.
+      properties:
+        billed_cost:
+          description: Total cost in the cost file.
+          example: 100.5
+          format: double
+          type: number
+        billing_currency:
+          description: Currency used in the Custom Costs file.
+          example: USD
+          type: string
+        charge_period:
+          $ref: '#/components/schemas/CustomCostsFileUsageChargePeriod'
+        content:
+          description: Detail of the line items from the Custom Costs file.
+          items:
+            $ref: '#/components/schemas/CustomCostsFileLineItem'
+          type: array
+        name:
+          description: Name of the Custom Costs file.
+          example: my_file.json
+          type: string
+        provider_names:
+          description: Providers contains in the Custom Costs file.
+          items:
+            description: Name of a provider.
+            example: my_provider
+            type: string
+          type: array
+        status:
+          description: Status of the Custom Costs file.
+          example: active
+          type: string
+        uploaded_at:
+          description: Timestamp in millisecond of the upload time of the Custom Costs
+            file.
+          example: 1704067200000
+          format: double
+          type: number
+        uploaded_by:
+          $ref: '#/components/schemas/CustomCostsUser'
+      type: object
+    CustomCostsFileMetadataWithContentHighLevel:
+      description: JSON API format of for a Custom Costs file with content.
+      properties:
+        attributes:
+          $ref: '#/components/schemas/CustomCostsFileMetadataWithContent'
+        id:
+          description: ID of the Custom Costs metadata.
+          type: string
+        type:
+          description: Type of the Custom Costs file metadata.
+          type: string
+      type: object
+    CustomCostsFileUploadRequest:
+      description: Request for uploading a Custom Costs file.
+      items:
+        $ref: '#/components/schemas/CustomCostsFileLineItem'
+      type: array
+    CustomCostsFileUploadResponse:
+      description: Response for Uploaded Custom Costs Files.
+      properties:
+        data:
+          $ref: '#/components/schemas/CustomCostsFileMetadataHighLevel'
+        meta:
+          $ref: '#/components/schemas/CustomCostUploadResponseMeta'
+      type: object
+    CustomCostsFileUsageChargePeriod:
+      description: Usage charge period of a Custom Costs file.
+      properties:
+        end:
+          description: End of the usage of the Custom Costs file.
+          example: 1706745600000
+          format: double
+          type: number
+        start:
+          description: Start of the usage of the Custom Costs file.
+          example: 1704067200000
+          format: double
+          type: number
+      type: object
+    CustomCostsUser:
+      description: Metadata of the user that has uploaded the Custom Costs file.
+      properties:
+        email:
+          description: The name of the Custom Costs file.
+          example: email.test@datadohq.com
+          type: string
+        icon:
+          description: The name of the Custom Costs file.
+          example: icon.png
+          type: string
+        name:
+          description: Name of the user.
+          example: Test User
+          type: string
+      type: object
     CustomDestinationAttributeTagsRestrictionListType:
       default: ALLOW_LIST
       description: 'How `forward_tags_restriction_list` parameter should be interpreted.
@@ -26224,6 +26459,118 @@ paths:
       summary: Update Cloud Cost Management Azure config
       tags:
       - Cloud Cost Management
+  /api/v2/cost/custom_costs:
+    get:
+      description: List the Custom Costs files.
+      operationId: ListCustomCostsFiles
+      responses:
+        '200':
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/CustomCostsFileListResponse'
+          description: OK
+        '403':
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/APIErrorResponse'
+          description: Forbidden
+        '429':
+          $ref: '#/components/responses/TooManyRequestsResponse'
+      security:
+      - apiKeyAuth: []
+        appKeyAuth: []
+      - AuthZ:
+        - cloud_cost_management_read
+      summary: List Custom Costs Files
+      tags:
+      - Cloud Cost Management
+    put:
+      description: Upload a Custom Costs file.
+      operationId: UploadCustomCostsFile
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: '#/components/schemas/CustomCostsFileUploadRequest'
+        required: true
+      responses:
+        '202':
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/CustomCostsFileUploadResponse'
+          description: Accepted
+        '403':
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/APIErrorResponse'
+          description: Forbidden
+        '429':
+          $ref: '#/components/responses/TooManyRequestsResponse'
+      security:
+      - apiKeyAuth: []
+        appKeyAuth: []
+      - AuthZ:
+        - cloud_cost_management_write
+      summary: Upload Custom Costs File
+      tags:
+      - Cloud Cost Management
+  /api/v2/cost/custom_costs/{file_id}:
+    delete:
+      description: Delete the specified Custom Costs file.
+      operationId: DeleteCustomCostsFile
+      parameters:
+      - $ref: '#/components/parameters/FileID'
+      responses:
+        '204':
+          description: No Content
+        '403':
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/APIErrorResponse'
+          description: Forbidden
+        '429':
+          $ref: '#/components/responses/TooManyRequestsResponse'
+      security:
+      - apiKeyAuth: []
+        appKeyAuth: []
+      - AuthZ:
+        - cloud_cost_management_write
+      summary: Delete Custom Costs File
+      tags:
+      - Cloud Cost Management
+    get:
+      description: Fetch the specified Custom Costs file.
+      operationId: GetCustomCostsFile
+      parameters:
+      - $ref: '#/components/parameters/FileID'
+      responses:
+        '200':
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/CustomCostsFileGetResponse'
+          description: OK
+        '403':
+          content:
+            application/json:
+              schema:
+                $ref: '#/components/schemas/APIErrorResponse'
+          description: Forbidden
+        '429':
+          $ref: '#/components/responses/TooManyRequestsResponse'
+      security:
+      - apiKeyAuth: []
+        appKeyAuth: []
+      - AuthZ:
+        - cloud_cost_management_read
+      summary: Get Custom Costs File
+      tags:
+      - Cloud Cost Management
   /api/v2/cost/enabled:
     get:
       description: Get the Cloud Cost Management activity.
diff --git a/cassettes/features/v2/cloud_cost_management/Delete-Custom-Costs-File-returns-No-Content-response.frozen b/cassettes/features/v2/cloud_cost_management/Delete-Custom-Costs-File-returns-No-Content-response.frozen
new file mode 100644
index 000000000000..0d8912bb1dd7
--- /dev/null
+++ b/cassettes/features/v2/cloud_cost_management/Delete-Custom-Costs-File-returns-No-Content-response.frozen
@@ -0,0 +1 @@
+2024-07-22T12:40:43.508Z
\ No newline at end of file
diff --git a/cassettes/features/v2/cloud_cost_management/Delete-Custom-Costs-File-returns-No-Content-response.yml b/cassettes/features/v2/cloud_cost_management/Delete-Custom-Costs-File-returns-No-Content-response.yml
new file mode 100644
index 000000000000..653f5aec703e
--- /dev/null
+++ b/cassettes/features/v2/cloud_cost_management/Delete-Custom-Costs-File-returns-No-Content-response.yml
@@ -0,0 +1,20 @@
+http_interactions:
+- recorded_at: Mon, 22 Jul 2024 12:40:43 GMT
+  request:
+    body: null
+    headers:
+      Accept:
+      - '*/*'
+    method: DELETE
+    uri: https://api.datadoghq.com/api/v2/cost/custom_costs/9d055d22-a838-4e9f-bc34-a4f9ab66280c
+  response:
+    body:
+      encoding: UTF-8
+      string: ''
+    headers:
+      Content-Type:
+      - application/vnd.api+json
+    status:
+      code: 204
+      message: No Content
+recorded_with: VCR 6.0.0
diff --git a/cassettes/features/v2/cloud_cost_management/Get-Custom-Costs-File-returns-OK-response.frozen b/cassettes/features/v2/cloud_cost_management/Get-Custom-Costs-File-returns-OK-response.frozen
new file mode 100644
index 000000000000..198bbdbc3d8c
--- /dev/null
+++ b/cassettes/features/v2/cloud_cost_management/Get-Custom-Costs-File-returns-OK-response.frozen
@@ -0,0 +1 @@
+2024-07-22T12:06:05.860Z
\ No newline at end of file
diff --git a/cassettes/features/v2/cloud_cost_management/Get-Custom-Costs-File-returns-OK-response.yml b/cassettes/features/v2/cloud_cost_management/Get-Custom-Costs-File-returns-OK-response.yml
new file mode 100644
index 000000000000..a0a963b5fbfd
--- /dev/null
+++ b/cassettes/features/v2/cloud_cost_management/Get-Custom-Costs-File-returns-OK-response.yml
@@ -0,0 +1,21 @@
+http_interactions:
+- recorded_at: Mon, 22 Jul 2024 12:06:05 GMT
+  request:
+    body: null
+    headers:
+      Accept:
+      - application/json
+    method: GET
+    uri: https://api.datadoghq.com/api/v2/cost/custom_costs/9d055d22-a838-4e9f-bc34-a4f9ab66280c
+  response:
+    body:
+      encoding: UTF-8
+      string: '{"data":{"id":"9d055d22-a838-4e9f-bc34-a4f9ab66280c","type":"cost_metadata","attributes":{"billed_cost":250,"billing_currency":"USD","charge_period":{"start":1683331200000,"end":1686009600000},"content":[{"BilledCost":250,"BillingCurrency":"USD","ChargeDescription":"my_description","Tags":{"key":"value"},"ProviderName":"my_provider","ChargePeriodStart":"2023-05-06","ChargePeriodEnd":"2023-06-06"}],"name":"data.json","provider_names":["my_provider"],"status":"ACTIVE","uploaded_at":1721322924169,"uploaded_by":{"name":"Julien
+        Hemery","icon":"https://secure.gravatar.com/avatar/f12684c6ebe1bdd70c36789c5270aac0?d=retro\u0026s=48","email":"julien.hemery@datadoghq.com"}}},"meta":{"version":"1.0"}}'
+    headers:
+      Content-Type:
+      - application/vnd.api+json
+    status:
+      code: 200
+      message: OK
+recorded_with: VCR 6.0.0
diff --git a/cassettes/features/v2/cloud_cost_management/List-Custom-Costs-Files-returns-OK-response.frozen b/cassettes/features/v2/cloud_cost_management/List-Custom-Costs-Files-returns-OK-response.frozen
new file mode 100644
index 000000000000..14e85f57fe06
--- /dev/null
+++ b/cassettes/features/v2/cloud_cost_management/List-Custom-Costs-Files-returns-OK-response.frozen
@@ -0,0 +1 @@
+2024-07-22T12:06:38.368Z
\ No newline at end of file
diff --git a/cassettes/features/v2/cloud_cost_management/List-Custom-Costs-Files-returns-OK-response.yml b/cassettes/features/v2/cloud_cost_management/List-Custom-Costs-Files-returns-OK-response.yml
new file mode 100644
index 000000000000..2b9454591d81
--- /dev/null
+++ b/cassettes/features/v2/cloud_cost_management/List-Custom-Costs-Files-returns-OK-response.yml
@@ -0,0 +1,21 @@
+http_interactions:
+- recorded_at: Mon, 22 Jul 2024 12:06:38 GMT
+  request:
+    body: null
+    headers:
+      Accept:
+      - application/json
+    method: GET
+    uri: https://api.datadoghq.com/api/v2/cost/custom_costs
+  response:
+    body:
+      encoding: UTF-8
+      string: '{"data":[{"id":"9d055d22-a838-4e9f-bc34-a4f9ab66280c","type":"cost_metadata","attributes":{"billed_cost":250,"billing_currency":"USD","charge_period":{"start":1683331200000,"end":1686009600000},"name":"data.json","provider_names":["my_provider"],"status":"ACTIVE","uploaded_at":1721322924169,"uploaded_by":{"name":"Julien
+        Hemery","icon":"https://secure.gravatar.com/avatar/f12684c6ebe1bdd70c36789c5270aac0?d=retro\u0026s=48","email":"julien.hemery@datadoghq.com"}}}],"meta":{"version":"1.0","total_filtered_count":766}}'
+    headers:
+      Content-Type:
+      - application/vnd.api+json
+    status:
+      code: 200
+      message: OK
+recorded_with: VCR 6.0.0
diff --git a/cassettes/features/v2/cloud_cost_management/Upload-Custom-Costs-File-returns-Accepted-response.frozen b/cassettes/features/v2/cloud_cost_management/Upload-Custom-Costs-File-returns-Accepted-response.frozen
new file mode 100644
index 000000000000..1a10998b748b
--- /dev/null
+++ b/cassettes/features/v2/cloud_cost_management/Upload-Custom-Costs-File-returns-Accepted-response.frozen
@@ -0,0 +1 @@
+2024-07-18T17:15:23.344Z
\ No newline at end of file
diff --git a/cassettes/features/v2/cloud_cost_management/Upload-Custom-Costs-File-returns-Accepted-response.yml b/cassettes/features/v2/cloud_cost_management/Upload-Custom-Costs-File-returns-Accepted-response.yml
new file mode 100644
index 000000000000..36fb4bdcc938
--- /dev/null
+++ b/cassettes/features/v2/cloud_cost_management/Upload-Custom-Costs-File-returns-Accepted-response.yml
@@ -0,0 +1,25 @@
+http_interactions:
+- recorded_at: Thu, 18 Jul 2024 17:15:23 GMT
+  request:
+    body:
+      encoding: UTF-8
+      string: '[{"BilledCost":250,"BillingCurrency":"USD","ChargeDescription":"my_description","ChargePeriodEnd":"2023-06-06","ChargePeriodStart":"2023-05-06","ProviderName":"my_provider","Tags":{"key":"value"}}]'
+    headers:
+      Accept:
+      - application/json
+      Content-Type:
+      - application/json
+    method: PUT
+    uri: https://api.datadoghq.com/api/v2/cost/custom_costs
+  response:
+    body:
+      encoding: UTF-8
+      string: '{"data":{"id":"9d055d22-a838-4e9f-bc34-a4f9ab66280c","type":"cost_metadata","attributes":{"billed_cost":250,"billing_currency":"USD","charge_period":{"start":1683331200000,"end":1686009600000},"name":"data.json","provider_names":["my_provider"],"status":"UPLOADING","uploaded_at":1721322923888,"uploaded_by":{"name":"Julien
+        Hemery","icon":"https://secure.gravatar.com/avatar/f12684c6ebe1bdd70c36789c5270aac0?d=retro\u0026s=48","email":"julien.hemery@datadoghq.com"}}},"meta":{"version":"1.0"}}'
+    headers:
+      Content-Type:
+      - application/vnd.api+json
+    status:
+      code: 202
+      message: Accepted
+recorded_with: VCR 6.0.0
diff --git a/examples/v2/cloud-cost-management/DeleteCustomCostsFile.rb b/examples/v2/cloud-cost-management/DeleteCustomCostsFile.rb
new file mode 100644
index 000000000000..cf58fc945aa9
--- /dev/null
+++ b/examples/v2/cloud-cost-management/DeleteCustomCostsFile.rb
@@ -0,0 +1,5 @@
+# Delete Custom Costs File returns "No Content" response
+
+require "datadog_api_client"
+api_instance = DatadogAPIClient::V2::CloudCostManagementAPI.new
+api_instance.delete_custom_costs_file("9d055d22-a838-4e9f-bc34-a4f9ab66280c")
diff --git a/examples/v2/cloud-cost-management/GetCustomCostsFile.rb b/examples/v2/cloud-cost-management/GetCustomCostsFile.rb
new file mode 100644
index 000000000000..5d9827ed174f
--- /dev/null
+++ b/examples/v2/cloud-cost-management/GetCustomCostsFile.rb
@@ -0,0 +1,5 @@
+# Get Custom Costs File returns "OK" response
+
+require "datadog_api_client"
+api_instance = DatadogAPIClient::V2::CloudCostManagementAPI.new
+p api_instance.get_custom_costs_file("9d055d22-a838-4e9f-bc34-a4f9ab66280c")
diff --git a/examples/v2/cloud-cost-management/ListCustomCostsFiles.rb b/examples/v2/cloud-cost-management/ListCustomCostsFiles.rb
new file mode 100644
index 000000000000..cf908b34861c
--- /dev/null
+++ b/examples/v2/cloud-cost-management/ListCustomCostsFiles.rb
@@ -0,0 +1,5 @@
+# List Custom Costs Files returns "OK" response
+
+require "datadog_api_client"
+api_instance = DatadogAPIClient::V2::CloudCostManagementAPI.new
+p api_instance.list_custom_costs_files()
diff --git a/examples/v2/cloud-cost-management/UploadCustomCostsFile.rb b/examples/v2/cloud-cost-management/UploadCustomCostsFile.rb
new file mode 100644
index 000000000000..e4ebb491ca10
--- /dev/null
+++ b/examples/v2/cloud-cost-management/UploadCustomCostsFile.rb
@@ -0,0 +1,19 @@
+# Upload Custom Costs File returns "Accepted" response
+
+require "datadog_api_client"
+api_instance = DatadogAPIClient::V2::CloudCostManagementAPI.new
+
+body = [
+  DatadogAPIClient::V2::CustomCostsFileLineItem.new({
+    provider_name: "my_provider",
+    charge_period_start: "2023-05-06",
+    charge_period_end: "2023-06-06",
+    charge_description: "my_description",
+    billed_cost: 250,
+    billing_currency: "USD",
+    tags: {
+      key: "value",
+    },
+  }),
+]
+p api_instance.upload_custom_costs_file(body)
diff --git a/features/scenarios_model_mapping.rb b/features/scenarios_model_mapping.rb
index 461f1813dc95..5fb940adffe2 100644
--- a/features/scenarios_model_mapping.rb
+++ b/features/scenarios_model_mapping.rb
@@ -1075,6 +1075,15 @@
             "cloud_account_id" => "String",
             "body" => "AzureUCConfigPatchRequest",
     },
+    "v2.UploadCustomCostsFile" => {
+            "body" => "Array<CustomCostsFileLineItem>",
+    },
+    "v2.DeleteCustomCostsFile" => {
+            "file_id" => "String",
+    },
+    "v2.GetCustomCostsFile" => {
+            "file_id" => "String",
+    },
     "v2.GetMonthlyCostAttribution" => {
             "start_month" => "Time",
             "end_month" => "Time",
diff --git a/features/v2/cloud_cost_management.feature b/features/v2/cloud_cost_management.feature
index 867531c0a9f5..15f447f8d316 100644
--- a/features/v2/cloud_cost_management.feature
+++ b/features/v2/cloud_cost_management.feature
@@ -88,6 +88,22 @@ Feature: Cloud Cost Management
     When the request is sent
     Then the response status is 404 Not Found
 
+  @replay-only @team:Datadog/cloud-cost-management
+  Scenario: Delete Custom Costs File returns "No Content" response
+    Given new "DeleteCustomCostsFile" request
+    And request contains "file_id" parameter with value "9d055d22-a838-4e9f-bc34-a4f9ab66280c"
+    When the request is sent
+    Then the response status is 204 No Content
+
+  @replay-only @team:Datadog/cloud-cost-management
+  Scenario: Get Custom Costs File returns "OK" response
+    Given new "GetCustomCostsFile" request
+    And request contains "file_id" parameter with value "9d055d22-a838-4e9f-bc34-a4f9ab66280c"
+    When the request is sent
+    Then the response status is 200 OK
+    And the response "data.attributes.name" is equal to "data.json"
+    And the response "data.attributes.content[0].ChargeDescription" is equal to "my_description"
+
   @replay-only @team:Datadog/cloud-cost-management
   Scenario: List Cloud Cost Management AWS CUR configs returns "OK" response
     Given new "ListCostAWSCURConfigs" request
@@ -102,6 +118,13 @@ Feature: Cloud Cost Management
     Then the response status is 200 OK
     And the response "data[0].attributes.configs[0].export_name" is equal to "test_export_name"
 
+  @replay-only @team:Datadog/cloud-cost-management
+  Scenario: List Custom Costs Files returns "OK" response
+    Given new "ListCustomCostsFiles" request
+    When the request is sent
+    Then the response status is 200 OK
+    And the response "data[0].attributes.name" is equal to "data.json"
+
   @generated @skip @team:Datadog/cloud-cost-management
   Scenario: List related AWS accounts returns "Bad Request" response
     Given new "ListAWSRelatedAccounts" request
@@ -142,3 +165,11 @@ Feature: Cloud Cost Management
     When the request is sent
     Then the response status is 200 OK
     And the response "data.type" is equal to "azure_uc_configs"
+
+  @replay-only @team:Datadog/cloud-cost-management
+  Scenario: Upload Custom Costs File returns "Accepted" response
+    Given new "UploadCustomCostsFile" request
+    And body with value [{ "ProviderName": "my_provider", "ChargePeriodStart": "2023-05-06", "ChargePeriodEnd": "2023-06-06","ChargeDescription": "my_description","BilledCost": 250,"BillingCurrency": "USD","Tags": {"key": "value"}}]
+    When the request is sent
+    Then the response status is 202 Accepted
+    And the response "data.attributes.name" is equal to "data.json"
diff --git a/features/v2/undo.json b/features/v2/undo.json
index 170f9c4e65a5..c97bab6f784d 100644
--- a/features/v2/undo.json
+++ b/features/v2/undo.json
@@ -419,6 +419,30 @@
       "type": "idempotent"
     }
   },
+  "ListCustomCostsFiles": {
+    "tag": "Cloud Cost Management",
+    "undo": {
+      "type": "safe"
+    }
+  },
+  "UploadCustomCostsFile": {
+    "tag": "Cloud Cost Management",
+    "undo": {
+      "type": "idempotent"
+    }
+  },
+  "DeleteCustomCostsFile": {
+    "tag": "Cloud Cost Management",
+    "undo": {
+      "type": "idempotent"
+    }
+  },
+  "GetCustomCostsFile": {
+    "tag": "Cloud Cost Management",
+    "undo": {
+      "type": "safe"
+    }
+  },
   "GetCloudCostActivity": {
     "tag": "Cloud Cost Management",
     "undo": {
diff --git a/lib/datadog_api_client/inflector.rb b/lib/datadog_api_client/inflector.rb
index 22cf57fe8e23..a605b8cba619 100644
--- a/lib/datadog_api_client/inflector.rb
+++ b/lib/datadog_api_client/inflector.rb
@@ -1171,6 +1171,19 @@ def overrides
           "v2.create_rule_response" => "CreateRuleResponse",
           "v2.create_rule_response_data" => "CreateRuleResponseData",
           "v2.creator" => "Creator",
+          "v2.custom_cost_get_response_meta" => "CustomCostGetResponseMeta",
+          "v2.custom_cost_list_response_meta" => "CustomCostListResponseMeta",
+          "v2.custom_costs_file_get_response" => "CustomCostsFileGetResponse",
+          "v2.custom_costs_file_line_item" => "CustomCostsFileLineItem",
+          "v2.custom_costs_file_list_response" => "CustomCostsFileListResponse",
+          "v2.custom_costs_file_metadata" => "CustomCostsFileMetadata",
+          "v2.custom_costs_file_metadata_high_level" => "CustomCostsFileMetadataHighLevel",
+          "v2.custom_costs_file_metadata_with_content" => "CustomCostsFileMetadataWithContent",
+          "v2.custom_costs_file_metadata_with_content_high_level" => "CustomCostsFileMetadataWithContentHighLevel",
+          "v2.custom_costs_file_upload_response" => "CustomCostsFileUploadResponse",
+          "v2.custom_costs_file_usage_charge_period" => "CustomCostsFileUsageChargePeriod",
+          "v2.custom_costs_user" => "CustomCostsUser",
+          "v2.custom_cost_upload_response_meta" => "CustomCostUploadResponseMeta",
           "v2.custom_destination_attribute_tags_restriction_list_type" => "CustomDestinationAttributeTagsRestrictionListType",
           "v2.custom_destination_create_request" => "CustomDestinationCreateRequest",
           "v2.custom_destination_create_request_attributes" => "CustomDestinationCreateRequestAttributes",
diff --git a/lib/datadog_api_client/v2/api/cloud_cost_management_api.rb b/lib/datadog_api_client/v2/api/cloud_cost_management_api.rb
index c735a4a1ee84..481544818fa4 100644
--- a/lib/datadog_api_client/v2/api/cloud_cost_management_api.rb
+++ b/lib/datadog_api_client/v2/api/cloud_cost_management_api.rb
@@ -287,6 +287,71 @@ def delete_cost_azure_uc_config_with_http_info(cloud_account_id, opts = {})
       return data, status_code, headers
     end
 
+    # Delete Custom Costs File.
+    #
+    # @see #delete_custom_costs_file_with_http_info
+    def delete_custom_costs_file(file_id, opts = {})
+      delete_custom_costs_file_with_http_info(file_id, opts)
+      nil
+    end
+
+    # Delete Custom Costs File.
+    #
+    # Delete the specified Custom Costs file.
+    #
+    # @param file_id [String] File id.
+    # @param opts [Hash] the optional parameters
+    # @return [Array<(nil, Integer, Hash)>] nil, response status code and response headers
+    def delete_custom_costs_file_with_http_info(file_id, opts = {})
+
+      if @api_client.config.debugging
+        @api_client.config.logger.debug 'Calling API: CloudCostManagementAPI.delete_custom_costs_file ...'
+      end
+      # verify the required parameter 'file_id' is set
+      if @api_client.config.client_side_validation && file_id.nil?
+        fail ArgumentError, "Missing the required parameter 'file_id' when calling CloudCostManagementAPI.delete_custom_costs_file"
+      end
+      # resource path
+      local_var_path = '/api/v2/cost/custom_costs/{file_id}'.sub('{file_id}', CGI.escape(file_id.to_s).gsub('%2F', '/'))
+
+      # query parameters
+      query_params = opts[:query_params] || {}
+
+      # header parameters
+      header_params = opts[:header_params] || {}
+      # HTTP header 'Accept' (if needed)
+      header_params['Accept'] = @api_client.select_header_accept(['*/*'])
+
+      # form parameters
+      form_params = opts[:form_params] || {}
+
+      # http body (model)
+      post_body = opts[:debug_body]
+
+      # return_type
+      return_type = opts[:debug_return_type]
+
+      # auth_names
+      auth_names = opts[:debug_auth_names] || [:apiKeyAuth, :appKeyAuth, :AuthZ]
+
+      new_options = opts.merge(
+        :operation => :delete_custom_costs_file,
+        :header_params => header_params,
+        :query_params => query_params,
+        :form_params => form_params,
+        :body => post_body,
+        :auth_names => auth_names,
+        :return_type => return_type,
+        :api_version => "V2"
+      )
+
+      data, status_code, headers = @api_client.call_api(Net::HTTP::Delete, local_var_path, new_options)
+      if @api_client.config.debugging
+        @api_client.config.logger.debug "API called: CloudCostManagementAPI#delete_custom_costs_file\nData: #{data.inspect}\nStatus code: #{status_code}\nHeaders: #{headers}"
+      end
+      return data, status_code, headers
+    end
+
     # Cloud Cost Enabled.
     #
     # @see #get_cloud_cost_activity_with_http_info
@@ -347,6 +412,71 @@ def get_cloud_cost_activity_with_http_info(opts = {})
       return data, status_code, headers
     end
 
+    # Get Custom Costs File.
+    #
+    # @see #get_custom_costs_file_with_http_info
+    def get_custom_costs_file(file_id, opts = {})
+      data, _status_code, _headers = get_custom_costs_file_with_http_info(file_id, opts)
+      data
+    end
+
+    # Get Custom Costs File.
+    #
+    # Fetch the specified Custom Costs file.
+    #
+    # @param file_id [String] File id.
+    # @param opts [Hash] the optional parameters
+    # @return [Array<(CustomCostsFileGetResponse, Integer, Hash)>] CustomCostsFileGetResponse data, response status code and response headers
+    def get_custom_costs_file_with_http_info(file_id, opts = {})
+
+      if @api_client.config.debugging
+        @api_client.config.logger.debug 'Calling API: CloudCostManagementAPI.get_custom_costs_file ...'
+      end
+      # verify the required parameter 'file_id' is set
+      if @api_client.config.client_side_validation && file_id.nil?
+        fail ArgumentError, "Missing the required parameter 'file_id' when calling CloudCostManagementAPI.get_custom_costs_file"
+      end
+      # resource path
+      local_var_path = '/api/v2/cost/custom_costs/{file_id}'.sub('{file_id}', CGI.escape(file_id.to_s).gsub('%2F', '/'))
+
+      # query parameters
+      query_params = opts[:query_params] || {}
+
+      # header parameters
+      header_params = opts[:header_params] || {}
+      # HTTP header 'Accept' (if needed)
+      header_params['Accept'] = @api_client.select_header_accept(['application/json'])
+
+      # form parameters
+      form_params = opts[:form_params] || {}
+
+      # http body (model)
+      post_body = opts[:debug_body]
+
+      # return_type
+      return_type = opts[:debug_return_type] || 'CustomCostsFileGetResponse'
+
+      # auth_names
+      auth_names = opts[:debug_auth_names] || [:apiKeyAuth, :appKeyAuth, :AuthZ]
+
+      new_options = opts.merge(
+        :operation => :get_custom_costs_file,
+        :header_params => header_params,
+        :query_params => query_params,
+        :form_params => form_params,
+        :body => post_body,
+        :auth_names => auth_names,
+        :return_type => return_type,
+        :api_version => "V2"
+      )
+
+      data, status_code, headers = @api_client.call_api(Net::HTTP::Get, local_var_path, new_options)
+      if @api_client.config.debugging
+        @api_client.config.logger.debug "API called: CloudCostManagementAPI#get_custom_costs_file\nData: #{data.inspect}\nStatus code: #{status_code}\nHeaders: #{headers}"
+      end
+      return data, status_code, headers
+    end
+
     # List related AWS accounts.
     #
     # @see #list_aws_related_accounts_with_http_info
@@ -536,6 +666,66 @@ def list_cost_azure_uc_configs_with_http_info(opts = {})
       return data, status_code, headers
     end
 
+    # List Custom Costs Files.
+    #
+    # @see #list_custom_costs_files_with_http_info
+    def list_custom_costs_files(opts = {})
+      data, _status_code, _headers = list_custom_costs_files_with_http_info(opts)
+      data
+    end
+
+    # List Custom Costs Files.
+    #
+    # List the Custom Costs files.
+    #
+    # @param opts [Hash] the optional parameters
+    # @return [Array<(CustomCostsFileListResponse, Integer, Hash)>] CustomCostsFileListResponse data, response status code and response headers
+    def list_custom_costs_files_with_http_info(opts = {})
+
+      if @api_client.config.debugging
+        @api_client.config.logger.debug 'Calling API: CloudCostManagementAPI.list_custom_costs_files ...'
+      end
+      # resource path
+      local_var_path = '/api/v2/cost/custom_costs'
+
+      # query parameters
+      query_params = opts[:query_params] || {}
+
+      # header parameters
+      header_params = opts[:header_params] || {}
+      # HTTP header 'Accept' (if needed)
+      header_params['Accept'] = @api_client.select_header_accept(['application/json'])
+
+      # form parameters
+      form_params = opts[:form_params] || {}
+
+      # http body (model)
+      post_body = opts[:debug_body]
+
+      # return_type
+      return_type = opts[:debug_return_type] || 'CustomCostsFileListResponse'
+
+      # auth_names
+      auth_names = opts[:debug_auth_names] || [:apiKeyAuth, :appKeyAuth, :AuthZ]
+
+      new_options = opts.merge(
+        :operation => :list_custom_costs_files,
+        :header_params => header_params,
+        :query_params => query_params,
+        :form_params => form_params,
+        :body => post_body,
+        :auth_names => auth_names,
+        :return_type => return_type,
+        :api_version => "V2"
+      )
+
+      data, status_code, headers = @api_client.call_api(Net::HTTP::Get, local_var_path, new_options)
+      if @api_client.config.debugging
+        @api_client.config.logger.debug "API called: CloudCostManagementAPI#list_custom_costs_files\nData: #{data.inspect}\nStatus code: #{status_code}\nHeaders: #{headers}"
+      end
+      return data, status_code, headers
+    end
+
     # Update Cloud Cost Management AWS CUR config.
     #
     # @see #update_cost_awscur_config_with_http_info
@@ -679,5 +869,72 @@ def update_cost_azure_uc_configs_with_http_info(cloud_account_id, body, opts = {
       end
       return data, status_code, headers
     end
+
+    # Upload Custom Costs File.
+    #
+    # @see #upload_custom_costs_file_with_http_info
+    def upload_custom_costs_file(body, opts = {})
+      data, _status_code, _headers = upload_custom_costs_file_with_http_info(body, opts)
+      data
+    end
+
+    # Upload Custom Costs File.
+    #
+    # Upload a Custom Costs file.
+    #
+    # @param body [Array<CustomCostsFileLineItem>] 
+    # @param opts [Hash] the optional parameters
+    # @return [Array<(CustomCostsFileUploadResponse, Integer, Hash)>] CustomCostsFileUploadResponse data, response status code and response headers
+    def upload_custom_costs_file_with_http_info(body, opts = {})
+
+      if @api_client.config.debugging
+        @api_client.config.logger.debug 'Calling API: CloudCostManagementAPI.upload_custom_costs_file ...'
+      end
+      # verify the required parameter 'body' is set
+      if @api_client.config.client_side_validation && body.nil?
+        fail ArgumentError, "Missing the required parameter 'body' when calling CloudCostManagementAPI.upload_custom_costs_file"
+      end
+      # resource path
+      local_var_path = '/api/v2/cost/custom_costs'
+
+      # query parameters
+      query_params = opts[:query_params] || {}
+
+      # header parameters
+      header_params = opts[:header_params] || {}
+      # HTTP header 'Accept' (if needed)
+      header_params['Accept'] = @api_client.select_header_accept(['application/json'])
+      # HTTP header 'Content-Type'
+      header_params['Content-Type'] = @api_client.select_header_content_type(['application/json'])
+
+      # form parameters
+      form_params = opts[:form_params] || {}
+
+      # http body (model)
+      post_body = opts[:debug_body] || @api_client.object_to_http_body(body)
+
+      # return_type
+      return_type = opts[:debug_return_type] || 'CustomCostsFileUploadResponse'
+
+      # auth_names
+      auth_names = opts[:debug_auth_names] || [:apiKeyAuth, :appKeyAuth, :AuthZ]
+
+      new_options = opts.merge(
+        :operation => :upload_custom_costs_file,
+        :header_params => header_params,
+        :query_params => query_params,
+        :form_params => form_params,
+        :body => post_body,
+        :auth_names => auth_names,
+        :return_type => return_type,
+        :api_version => "V2"
+      )
+
+      data, status_code, headers = @api_client.call_api(Net::HTTP::Put, local_var_path, new_options)
+      if @api_client.config.debugging
+        @api_client.config.logger.debug "API called: CloudCostManagementAPI#upload_custom_costs_file\nData: #{data.inspect}\nStatus code: #{status_code}\nHeaders: #{headers}"
+      end
+      return data, status_code, headers
+    end
   end
 end
diff --git a/lib/datadog_api_client/v2/models/custom_cost_get_response_meta.rb b/lib/datadog_api_client/v2/models/custom_cost_get_response_meta.rb
new file mode 100644
index 000000000000..532bf702ad8e
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_cost_get_response_meta.rb
@@ -0,0 +1,80 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Meta for the response from the Get Custom Costs endpoints.
+  class CustomCostGetResponseMeta
+    include BaseGenericModel
+
+    # Version of Custom Costs file
+    attr_accessor :version
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'version' => :'version'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'version' => :'String'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostGetResponseMeta` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostGetResponseMeta`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'version')
+        self.version = attributes[:'version']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          version == o.version
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [version].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_cost_list_response_meta.rb b/lib/datadog_api_client/v2/models/custom_cost_list_response_meta.rb
new file mode 100644
index 000000000000..fa91569162ee
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_cost_list_response_meta.rb
@@ -0,0 +1,90 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Meta for the response from the List Custom Costs endpoints.
+  class CustomCostListResponseMeta
+    include BaseGenericModel
+
+    # Number of Custom Costs files returned by the List Custom Costs endpoint
+    attr_accessor :total_filtered_count
+
+    # Version of Custom Costs file
+    attr_accessor :version
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'total_filtered_count' => :'total_filtered_count',
+        :'version' => :'version'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'total_filtered_count' => :'Integer',
+        :'version' => :'String'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostListResponseMeta` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostListResponseMeta`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'total_filtered_count')
+        self.total_filtered_count = attributes[:'total_filtered_count']
+      end
+
+      if attributes.key?(:'version')
+        self.version = attributes[:'version']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          total_filtered_count == o.total_filtered_count &&
+          version == o.version
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [total_filtered_count, version].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_cost_upload_response_meta.rb b/lib/datadog_api_client/v2/models/custom_cost_upload_response_meta.rb
new file mode 100644
index 000000000000..ddd3d4edda3f
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_cost_upload_response_meta.rb
@@ -0,0 +1,80 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Meta for the response from the Upload Custom Costs endpoints.
+  class CustomCostUploadResponseMeta
+    include BaseGenericModel
+
+    # Version of Custom Costs file
+    attr_accessor :version
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'version' => :'version'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'version' => :'String'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostUploadResponseMeta` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostUploadResponseMeta`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'version')
+        self.version = attributes[:'version']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          version == o.version
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [version].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_costs_file_get_response.rb b/lib/datadog_api_client/v2/models/custom_costs_file_get_response.rb
new file mode 100644
index 000000000000..dd840c77c1d2
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_costs_file_get_response.rb
@@ -0,0 +1,90 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Response for Get Custom Costs Files.
+  class CustomCostsFileGetResponse
+    include BaseGenericModel
+
+    # JSON API format of for a Custom Costs file with content.
+    attr_accessor :data
+
+    # Meta for the response from the Get Custom Costs endpoints.
+    attr_accessor :meta
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'data' => :'data',
+        :'meta' => :'meta'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'data' => :'CustomCostsFileMetadataWithContentHighLevel',
+        :'meta' => :'CustomCostGetResponseMeta'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostsFileGetResponse` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostsFileGetResponse`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'data')
+        self.data = attributes[:'data']
+      end
+
+      if attributes.key?(:'meta')
+        self.meta = attributes[:'meta']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          data == o.data &&
+          meta == o.meta
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [data, meta].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_costs_file_line_item.rb b/lib/datadog_api_client/v2/models/custom_costs_file_line_item.rb
new file mode 100644
index 000000000000..bdceeee8fe80
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_costs_file_line_item.rb
@@ -0,0 +1,173 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Line item details from a Custom Costs file.
+  class CustomCostsFileLineItem
+    include BaseGenericModel
+
+    # Total cost in the cost file.
+    attr_accessor :billed_cost
+
+    # Currency used in the Custom Costs file.
+    attr_accessor :billing_currency
+
+    # Description for the line item cost.
+    attr_accessor :charge_description
+
+    # End date of the usage charge.
+    attr_reader :charge_period_end
+
+    # Start date of the usage charge.
+    attr_reader :charge_period_start
+
+    # Name of the provider for the line item.
+    attr_accessor :provider_name
+
+    # Additional tags for the line item.
+    attr_accessor :tags
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'billed_cost' => :'BilledCost',
+        :'billing_currency' => :'BillingCurrency',
+        :'charge_description' => :'ChargeDescription',
+        :'charge_period_end' => :'ChargePeriodEnd',
+        :'charge_period_start' => :'ChargePeriodStart',
+        :'provider_name' => :'ProviderName',
+        :'tags' => :'Tags'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'billed_cost' => :'Float',
+        :'billing_currency' => :'String',
+        :'charge_description' => :'String',
+        :'charge_period_end' => :'String',
+        :'charge_period_start' => :'String',
+        :'provider_name' => :'String',
+        :'tags' => :'Hash<String, String>'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostsFileLineItem` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostsFileLineItem`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'billed_cost')
+        self.billed_cost = attributes[:'billed_cost']
+      end
+
+      if attributes.key?(:'billing_currency')
+        self.billing_currency = attributes[:'billing_currency']
+      end
+
+      if attributes.key?(:'charge_description')
+        self.charge_description = attributes[:'charge_description']
+      end
+
+      if attributes.key?(:'charge_period_end')
+        self.charge_period_end = attributes[:'charge_period_end']
+      end
+
+      if attributes.key?(:'charge_period_start')
+        self.charge_period_start = attributes[:'charge_period_start']
+      end
+
+      if attributes.key?(:'provider_name')
+        self.provider_name = attributes[:'provider_name']
+      end
+
+      if attributes.key?(:'tags')
+        self.tags = attributes[:'tags']
+      end
+    end
+
+    # Check to see if the all the properties in the model are valid
+    # @return true if the model is valid
+    # @!visibility private
+    def valid?
+      pattern = Regexp.new(/^\d{4}-\d{2}-\d{2}$/)
+      return false if !@charge_period_end.nil? && @charge_period_end !~ pattern
+      pattern = Regexp.new(/^\d{4}-\d{2}-\d{2}$/)
+      return false if !@charge_period_start.nil? && @charge_period_start !~ pattern
+      true
+    end
+
+    # Custom attribute writer method with validation
+    # @param charge_period_end [Object] Object to be assigned
+    # @!visibility private
+    def charge_period_end=(charge_period_end)
+      pattern = Regexp.new(/^\d{4}-\d{2}-\d{2}$/)
+      if !charge_period_end.nil? && charge_period_end !~ pattern
+        fail ArgumentError, "invalid value for \"charge_period_end\", must conform to the pattern #{pattern}."
+      end
+      @charge_period_end = charge_period_end
+    end
+
+    # Custom attribute writer method with validation
+    # @param charge_period_start [Object] Object to be assigned
+    # @!visibility private
+    def charge_period_start=(charge_period_start)
+      pattern = Regexp.new(/^\d{4}-\d{2}-\d{2}$/)
+      if !charge_period_start.nil? && charge_period_start !~ pattern
+        fail ArgumentError, "invalid value for \"charge_period_start\", must conform to the pattern #{pattern}."
+      end
+      @charge_period_start = charge_period_start
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          billed_cost == o.billed_cost &&
+          billing_currency == o.billing_currency &&
+          charge_description == o.charge_description &&
+          charge_period_end == o.charge_period_end &&
+          charge_period_start == o.charge_period_start &&
+          provider_name == o.provider_name &&
+          tags == o.tags
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [billed_cost, billing_currency, charge_description, charge_period_end, charge_period_start, provider_name, tags].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_costs_file_list_response.rb b/lib/datadog_api_client/v2/models/custom_costs_file_list_response.rb
new file mode 100644
index 000000000000..7af6e58d4de3
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_costs_file_list_response.rb
@@ -0,0 +1,92 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Response for List Custom Costs Files.
+  class CustomCostsFileListResponse
+    include BaseGenericModel
+
+    # List of Custom Costs Files.
+    attr_accessor :data
+
+    # Meta for the response from the List Custom Costs endpoints.
+    attr_accessor :meta
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'data' => :'data',
+        :'meta' => :'meta'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'data' => :'Array<CustomCostsFileMetadataHighLevel>',
+        :'meta' => :'CustomCostListResponseMeta'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostsFileListResponse` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostsFileListResponse`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'data')
+        if (value = attributes[:'data']).is_a?(Array)
+          self.data = value
+        end
+      end
+
+      if attributes.key?(:'meta')
+        self.meta = attributes[:'meta']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          data == o.data &&
+          meta == o.meta
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [data, meta].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_costs_file_metadata.rb b/lib/datadog_api_client/v2/models/custom_costs_file_metadata.rb
new file mode 100644
index 000000000000..39554eee3b4d
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_costs_file_metadata.rb
@@ -0,0 +1,152 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Schema of a Custom Costs metadata.
+  class CustomCostsFileMetadata
+    include BaseGenericModel
+
+    # Total cost in the cost file.
+    attr_accessor :billed_cost
+
+    # Currency used in the Custom Costs file.
+    attr_accessor :billing_currency
+
+    # Usage charge period of a Custom Costs file.
+    attr_accessor :charge_period
+
+    # Name of the Custom Costs file.
+    attr_accessor :name
+
+    # Providers contains in the Custom Costs file.
+    attr_accessor :provider_names
+
+    # Status of the Custom Costs file.
+    attr_accessor :status
+
+    # Timestamp in millisecond of the upload time of the Custom Costs file.
+    attr_accessor :uploaded_at
+
+    # Metadata of the user that has uploaded the Custom Costs file.
+    attr_accessor :uploaded_by
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'billed_cost' => :'billed_cost',
+        :'billing_currency' => :'billing_currency',
+        :'charge_period' => :'charge_period',
+        :'name' => :'name',
+        :'provider_names' => :'provider_names',
+        :'status' => :'status',
+        :'uploaded_at' => :'uploaded_at',
+        :'uploaded_by' => :'uploaded_by'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'billed_cost' => :'Float',
+        :'billing_currency' => :'String',
+        :'charge_period' => :'CustomCostsFileUsageChargePeriod',
+        :'name' => :'String',
+        :'provider_names' => :'Array<String>',
+        :'status' => :'String',
+        :'uploaded_at' => :'Float',
+        :'uploaded_by' => :'CustomCostsUser'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostsFileMetadata` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostsFileMetadata`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'billed_cost')
+        self.billed_cost = attributes[:'billed_cost']
+      end
+
+      if attributes.key?(:'billing_currency')
+        self.billing_currency = attributes[:'billing_currency']
+      end
+
+      if attributes.key?(:'charge_period')
+        self.charge_period = attributes[:'charge_period']
+      end
+
+      if attributes.key?(:'name')
+        self.name = attributes[:'name']
+      end
+
+      if attributes.key?(:'provider_names')
+        if (value = attributes[:'provider_names']).is_a?(Array)
+          self.provider_names = value
+        end
+      end
+
+      if attributes.key?(:'status')
+        self.status = attributes[:'status']
+      end
+
+      if attributes.key?(:'uploaded_at')
+        self.uploaded_at = attributes[:'uploaded_at']
+      end
+
+      if attributes.key?(:'uploaded_by')
+        self.uploaded_by = attributes[:'uploaded_by']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          billed_cost == o.billed_cost &&
+          billing_currency == o.billing_currency &&
+          charge_period == o.charge_period &&
+          name == o.name &&
+          provider_names == o.provider_names &&
+          status == o.status &&
+          uploaded_at == o.uploaded_at &&
+          uploaded_by == o.uploaded_by
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [billed_cost, billing_currency, charge_period, name, provider_names, status, uploaded_at, uploaded_by].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_costs_file_metadata_high_level.rb b/lib/datadog_api_client/v2/models/custom_costs_file_metadata_high_level.rb
new file mode 100644
index 000000000000..a839b4f0fb95
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_costs_file_metadata_high_level.rb
@@ -0,0 +1,100 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # JSON API format of for a Custom Costs file.
+  class CustomCostsFileMetadataHighLevel
+    include BaseGenericModel
+
+    # Schema of a Custom Costs metadata.
+    attr_accessor :attributes
+
+    # ID of the Custom Costs metadata.
+    attr_accessor :id
+
+    # Type of the Custom Costs file metadata.
+    attr_accessor :type
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'attributes' => :'attributes',
+        :'id' => :'id',
+        :'type' => :'type'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'attributes' => :'CustomCostsFileMetadata',
+        :'id' => :'String',
+        :'type' => :'String'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostsFileMetadataHighLevel` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostsFileMetadataHighLevel`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'attributes')
+        self.attributes = attributes[:'attributes']
+      end
+
+      if attributes.key?(:'id')
+        self.id = attributes[:'id']
+      end
+
+      if attributes.key?(:'type')
+        self.type = attributes[:'type']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          attributes == o.attributes &&
+          id == o.id &&
+          type == o.type
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [attributes, id, type].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_costs_file_metadata_with_content.rb b/lib/datadog_api_client/v2/models/custom_costs_file_metadata_with_content.rb
new file mode 100644
index 000000000000..5904521ccc2b
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_costs_file_metadata_with_content.rb
@@ -0,0 +1,164 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Schema of a cost file metadata.
+  class CustomCostsFileMetadataWithContent
+    include BaseGenericModel
+
+    # Total cost in the cost file.
+    attr_accessor :billed_cost
+
+    # Currency used in the Custom Costs file.
+    attr_accessor :billing_currency
+
+    # Usage charge period of a Custom Costs file.
+    attr_accessor :charge_period
+
+    # Detail of the line items from the Custom Costs file.
+    attr_accessor :content
+
+    # Name of the Custom Costs file.
+    attr_accessor :name
+
+    # Providers contains in the Custom Costs file.
+    attr_accessor :provider_names
+
+    # Status of the Custom Costs file.
+    attr_accessor :status
+
+    # Timestamp in millisecond of the upload time of the Custom Costs file.
+    attr_accessor :uploaded_at
+
+    # Metadata of the user that has uploaded the Custom Costs file.
+    attr_accessor :uploaded_by
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'billed_cost' => :'billed_cost',
+        :'billing_currency' => :'billing_currency',
+        :'charge_period' => :'charge_period',
+        :'content' => :'content',
+        :'name' => :'name',
+        :'provider_names' => :'provider_names',
+        :'status' => :'status',
+        :'uploaded_at' => :'uploaded_at',
+        :'uploaded_by' => :'uploaded_by'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'billed_cost' => :'Float',
+        :'billing_currency' => :'String',
+        :'charge_period' => :'CustomCostsFileUsageChargePeriod',
+        :'content' => :'Array<CustomCostsFileLineItem>',
+        :'name' => :'String',
+        :'provider_names' => :'Array<String>',
+        :'status' => :'String',
+        :'uploaded_at' => :'Float',
+        :'uploaded_by' => :'CustomCostsUser'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostsFileMetadataWithContent` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostsFileMetadataWithContent`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'billed_cost')
+        self.billed_cost = attributes[:'billed_cost']
+      end
+
+      if attributes.key?(:'billing_currency')
+        self.billing_currency = attributes[:'billing_currency']
+      end
+
+      if attributes.key?(:'charge_period')
+        self.charge_period = attributes[:'charge_period']
+      end
+
+      if attributes.key?(:'content')
+        if (value = attributes[:'content']).is_a?(Array)
+          self.content = value
+        end
+      end
+
+      if attributes.key?(:'name')
+        self.name = attributes[:'name']
+      end
+
+      if attributes.key?(:'provider_names')
+        if (value = attributes[:'provider_names']).is_a?(Array)
+          self.provider_names = value
+        end
+      end
+
+      if attributes.key?(:'status')
+        self.status = attributes[:'status']
+      end
+
+      if attributes.key?(:'uploaded_at')
+        self.uploaded_at = attributes[:'uploaded_at']
+      end
+
+      if attributes.key?(:'uploaded_by')
+        self.uploaded_by = attributes[:'uploaded_by']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          billed_cost == o.billed_cost &&
+          billing_currency == o.billing_currency &&
+          charge_period == o.charge_period &&
+          content == o.content &&
+          name == o.name &&
+          provider_names == o.provider_names &&
+          status == o.status &&
+          uploaded_at == o.uploaded_at &&
+          uploaded_by == o.uploaded_by
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [billed_cost, billing_currency, charge_period, content, name, provider_names, status, uploaded_at, uploaded_by].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_costs_file_metadata_with_content_high_level.rb b/lib/datadog_api_client/v2/models/custom_costs_file_metadata_with_content_high_level.rb
new file mode 100644
index 000000000000..48e9d8ed8ce6
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_costs_file_metadata_with_content_high_level.rb
@@ -0,0 +1,100 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # JSON API format of for a Custom Costs file with content.
+  class CustomCostsFileMetadataWithContentHighLevel
+    include BaseGenericModel
+
+    # Schema of a cost file metadata.
+    attr_accessor :attributes
+
+    # ID of the Custom Costs metadata.
+    attr_accessor :id
+
+    # Type of the Custom Costs file metadata.
+    attr_accessor :type
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'attributes' => :'attributes',
+        :'id' => :'id',
+        :'type' => :'type'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'attributes' => :'CustomCostsFileMetadataWithContent',
+        :'id' => :'String',
+        :'type' => :'String'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostsFileMetadataWithContentHighLevel` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostsFileMetadataWithContentHighLevel`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'attributes')
+        self.attributes = attributes[:'attributes']
+      end
+
+      if attributes.key?(:'id')
+        self.id = attributes[:'id']
+      end
+
+      if attributes.key?(:'type')
+        self.type = attributes[:'type']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          attributes == o.attributes &&
+          id == o.id &&
+          type == o.type
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [attributes, id, type].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_costs_file_upload_response.rb b/lib/datadog_api_client/v2/models/custom_costs_file_upload_response.rb
new file mode 100644
index 000000000000..0e50a253b410
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_costs_file_upload_response.rb
@@ -0,0 +1,90 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Response for Uploaded Custom Costs Files.
+  class CustomCostsFileUploadResponse
+    include BaseGenericModel
+
+    # JSON API format of for a Custom Costs file.
+    attr_accessor :data
+
+    # Meta for the response from the Upload Custom Costs endpoints.
+    attr_accessor :meta
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'data' => :'data',
+        :'meta' => :'meta'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'data' => :'CustomCostsFileMetadataHighLevel',
+        :'meta' => :'CustomCostUploadResponseMeta'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostsFileUploadResponse` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostsFileUploadResponse`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'data')
+        self.data = attributes[:'data']
+      end
+
+      if attributes.key?(:'meta')
+        self.meta = attributes[:'meta']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          data == o.data &&
+          meta == o.meta
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [data, meta].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_costs_file_usage_charge_period.rb b/lib/datadog_api_client/v2/models/custom_costs_file_usage_charge_period.rb
new file mode 100644
index 000000000000..413f2c52b919
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_costs_file_usage_charge_period.rb
@@ -0,0 +1,90 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Usage charge period of a Custom Costs file.
+  class CustomCostsFileUsageChargePeriod
+    include BaseGenericModel
+
+    # End of the usage of the Custom Costs file.
+    attr_accessor :_end
+
+    # Start of the usage of the Custom Costs file.
+    attr_accessor :start
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'_end' => :'end',
+        :'start' => :'start'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'_end' => :'Float',
+        :'start' => :'Float'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostsFileUsageChargePeriod` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostsFileUsageChargePeriod`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'_end')
+        self._end = attributes[:'_end']
+      end
+
+      if attributes.key?(:'start')
+        self.start = attributes[:'start']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          _end == o._end &&
+          start == o.start
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [_end, start].hash
+    end
+  end
+end
diff --git a/lib/datadog_api_client/v2/models/custom_costs_user.rb b/lib/datadog_api_client/v2/models/custom_costs_user.rb
new file mode 100644
index 000000000000..3c3f18dbddbb
--- /dev/null
+++ b/lib/datadog_api_client/v2/models/custom_costs_user.rb
@@ -0,0 +1,100 @@
+=begin
+#Datadog API V2 Collection
+
+#Collection of all Datadog Public endpoints.
+
+The version of the OpenAPI document: 1.0
+Contact: support@datadoghq.com
+Generated by: https://github.com/DataDog/datadog-api-client-ruby/tree/master/.generator
+
+ Unless explicitly stated otherwise all files in this repository are licensed under the Apache-2.0 License.
+ This product includes software developed at Datadog (https://www.datadoghq.com/).
+ Copyright 2020-Present Datadog, Inc.
+
+=end
+
+require 'date'
+require 'time'
+
+module DatadogAPIClient::V2
+  # Metadata of the user that has uploaded the Custom Costs file.
+  class CustomCostsUser
+    include BaseGenericModel
+
+    # The name of the Custom Costs file.
+    attr_accessor :email
+
+    # The name of the Custom Costs file.
+    attr_accessor :icon
+
+    # Name of the user.
+    attr_accessor :name
+
+    # Attribute mapping from ruby-style variable name to JSON key.
+    # @!visibility private
+    def self.attribute_map
+      {
+        :'email' => :'email',
+        :'icon' => :'icon',
+        :'name' => :'name'
+      }
+    end
+
+    # Attribute type mapping.
+    # @!visibility private
+    def self.openapi_types
+      {
+        :'email' => :'String',
+        :'icon' => :'String',
+        :'name' => :'String'
+      }
+    end
+
+    # Initializes the object
+    # @param attributes [Hash] Model attributes in the form of hash
+    # @!visibility private
+    def initialize(attributes = {})
+      if (!attributes.is_a?(Hash))
+        fail ArgumentError, "The input argument (attributes) must be a hash in `DatadogAPIClient::V2::CustomCostsUser` initialize method"
+      end
+
+      # check to see if the attribute exists and convert string to symbol for hash key
+      attributes = attributes.each_with_object({}) { |(k, v), h|
+        if (!self.class.attribute_map.key?(k.to_sym))
+          fail ArgumentError, "`#{k}` is not a valid attribute in `DatadogAPIClient::V2::CustomCostsUser`. Please check the name to make sure it's valid. List of attributes: " + self.class.attribute_map.keys.inspect
+        end
+        h[k.to_sym] = v
+      }
+
+      if attributes.key?(:'email')
+        self.email = attributes[:'email']
+      end
+
+      if attributes.key?(:'icon')
+        self.icon = attributes[:'icon']
+      end
+
+      if attributes.key?(:'name')
+        self.name = attributes[:'name']
+      end
+    end
+
+    # Checks equality by comparing each attribute.
+    # @param o [Object] Object to be compared
+    # @!visibility private
+    def ==(o)
+      return true if self.equal?(o)
+      self.class == o.class &&
+          email == o.email &&
+          icon == o.icon &&
+          name == o.name
+    end
+
+    # Calculates hash code according to all attributes.
+    # @return [Integer] Hash code
+    # @!visibility private
+    def hash
+      [email, icon, name].hash
+    end
+  end
+end