diff --git a/examples/55_generated/generated_document__document.ts b/examples/55_generated/generated_document__document.ts
index e678884e6..97dfdd4d2 100644
--- a/examples/55_generated/generated_document__document.ts
+++ b/examples/55_generated/generated_document__document.ts
@@ -1,5 +1,5 @@
 /**
- * This example shows how to use the TypeScript interface for GraphQL arguments.
+ * This example shows how to use the TypeScript interface for whole GraphQL documents.
  */
 
 import { Pokemon } from '../$/generated-clients/pokemon/__.js'
@@ -8,15 +8,37 @@ import { showJson } from '../$/helpers.js'
 const pokemon = Pokemon.create()
 
 const pokemons = await pokemon.document({
-  query: {
-    pokemonsQuery: {
-      pokemons: [`pokemons2`, {
-        $: { filter: { name: { in: [`Pikachu`, `Charizard`] } } },
+  query: { //                     A root type.
+    pokemonsAndTrainers: { //     A name of an the operation.
+      trainers: { //              A root field.
+        name: true, //            A field.
+      },
+      pokemons: {
+        $: { //                   A field's arguments
+          filter: { name: { in: [`Pikachu`, `Charizard`] } },
+        },
         name: true,
-        trainer: { name: true },
-      }],
+        trainer: {
+          name: true,
+        },
+      },
+    },
+  },
+  mutation: {
+    makeSomeNewPokemons: {
+      addPokemon: [
+        ['addAngryPikachu', {
+          $: { name: `AngryPikachu`, attack: 100, defense: 100, hp: 100 },
+          name: true,
+        }],
+        ['addAngryCharizard', {
+          $: { name: `AngryCharizard`, attack: 100, defense: 100, hp: 100 },
+          name: true,
+        }],
+      ],
     },
   },
 })
+  .run('pokemonsAndTrainers')
 
 showJson(pokemons)
diff --git a/examples/__outputs__/10_transport-http/transport-http_extension_headers__dynamicHeaders.output.txt b/examples/__outputs__/10_transport-http/transport-http_extension_headers__dynamicHeaders.output.txt
index 37f474a1e..92a6dde61 100644
--- a/examples/__outputs__/10_transport-http/transport-http_extension_headers__dynamicHeaders.output.txt
+++ b/examples/__outputs__/10_transport-http/transport-http_extension_headers__dynamicHeaders.output.txt
@@ -4,7 +4,7 @@
   headers: Headers {
     accept: 'application/graphql-response+json; charset=utf-8, application/json; charset=utf-8',
     'content-type': 'application/json',
-    'x-sent-at-time': '1727291929241'
+    'x-sent-at-time': '1727310087052'
   },
   signal: undefined,
   method: 'post',
diff --git a/examples/__outputs__/20_output/output_envelope.output.txt b/examples/__outputs__/20_output/output_envelope.output.txt
index fc4008eb1..3890803e2 100644
--- a/examples/__outputs__/20_output/output_envelope.output.txt
+++ b/examples/__outputs__/20_output/output_envelope.output.txt
@@ -16,7 +16,7 @@
     headers: Headers {
       'content-type': 'application/graphql-response+json; charset=utf-8',
       'content-length': '104',
-      date: 'Wed, 25 Sep 2024 19:18:49 GMT',
+      date: 'Thu, 26 Sep 2024 00:21:27 GMT',
       connection: 'keep-alive',
       'keep-alive': 'timeout=5'
     },
diff --git a/examples/__outputs__/55_generated/generated_document__document.output.txt b/examples/__outputs__/55_generated/generated_document__document.output.txt
index 06f6758cd..a652c4b5f 100644
--- a/examples/__outputs__/55_generated/generated_document__document.output.txt
+++ b/examples/__outputs__/55_generated/generated_document__document.output.txt
@@ -1,2 +1,25 @@
 ---------------------------------------- SHOW ----------------------------------------
-{}
\ No newline at end of file
+{
+  "trainers": [
+    {
+      "name": "Ash"
+    },
+    {
+      "name": "Misty"
+    }
+  ],
+  "pokemons": [
+    {
+      "name": "Pikachu",
+      "trainer": {
+        "name": "Ash"
+      }
+    },
+    {
+      "name": "Charizard",
+      "trainer": {
+        "name": "Ash"
+      }
+    }
+  ]
+}
\ No newline at end of file
diff --git a/examples/__outputs__/60_extension/extension_opentelemetry__opentelemetry.output.txt b/examples/__outputs__/60_extension/extension_opentelemetry__opentelemetry.output.txt
index 4f727d2e8..95db827c1 100644
--- a/examples/__outputs__/60_extension/extension_opentelemetry__opentelemetry.output.txt
+++ b/examples/__outputs__/60_extension/extension_opentelemetry__opentelemetry.output.txt
@@ -9,14 +9,14 @@
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'encode',
-  id: 'dcdd7c9ea7a24491',
+  id: 'e78df0ee2a54acb6',
   kind: 0,
-  timestamp: 1727291930021000,
-  duration: 1392.459,
+  timestamp: 1727310087760000,
+  duration: 554.291,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -33,14 +33,14 @@
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'pack',
-  id: 'd1ca1155f050f30c',
+  id: '88b5c48ab9be7a36',
   kind: 0,
-  timestamp: 1727291930024000,
-  duration: 16745.417,
+  timestamp: 1727310087845000,
+  duration: 17482.625,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -57,14 +57,14 @@
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'exchange',
-  id: 'c9978fd02d8f3228',
+  id: 'd4a611cb0daf3ac1',
   kind: 0,
-  timestamp: 1727291930042000,
-  duration: 24516.084,
+  timestamp: 1727310087867000,
+  duration: 48095.333,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -81,14 +81,14 @@
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'unpack',
-  id: '663a79043ef1feea',
+  id: '20d213f3a3f86f1d',
   kind: 0,
-  timestamp: 1727291930067000,
-  duration: 1665.125,
+  timestamp: 1727310087916000,
+  duration: 1125.833,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -105,14 +105,14 @@
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'decode',
-  id: '9fd8d38e892a7a50',
+  id: 'c35ae080bfb451be',
   kind: 0,
-  timestamp: 1727291930068000,
-  duration: 184.333,
+  timestamp: 1727310087917000,
+  duration: 181.958,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -129,14 +129,14 @@
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
   parentId: undefined,
   traceState: undefined,
   name: 'request',
-  id: '57916921f30d3744',
+  id: '78959de15b116846',
   kind: 0,
-  timestamp: 1727291930020000,
-  duration: 48270.291,
+  timestamp: 1727310087759000,
+  duration: 158234.5,
   attributes: {},
   status: { code: 0 },
   events: [],
diff --git a/package.json b/package.json
index 9808b450c..496c63caf 100644
--- a/package.json
+++ b/package.json
@@ -91,7 +91,7 @@
     "test:examples": "vitest --config vitest.examples.config.ts --dir tests/examples",
     "test": "vitest",
     "test:web": "vitest --environment jsdom",
-    "test:types": "vitest --typecheck src/**/**/*.test-d.ts",
+    "test:types": "vitest --typecheck --dir src  --testNamePattern .*.test-d.ts",
     "test:coverage": "pnpm test -- --coverage",
     "release:stable": "dripip stable",
     "release:preview": "dripip preview",
diff --git a/src/layers/6_client/requestMethods/document.test-d.ts b/src/layers/6_client/requestMethods/document.test-d.ts
index a30b32f65..1a52bba3f 100644
--- a/src/layers/6_client/requestMethods/document.test-d.ts
+++ b/src/layers/6_client/requestMethods/document.test-d.ts
@@ -1,4 +1,4 @@
-import { describe, expectTypeOf, test } from 'vitest'
+import { expectTypeOf, test } from 'vitest'
 import { Graffle } from '../../../../tests/_/schema/generated/__.js'
 import * as Schema from '../../../../tests/_/schema/schema.js'
 import { MutationOnly } from '../../../../tests/_/schemaMutationOnly/generated/__.js'
@@ -16,65 +16,57 @@ test(`requires input`, () => {
   // graffle.document({})
 })
 
-describe(`input`, () => {
-  test(`document with one query`, () => {
-    const run = graffle.document({ query: { foo: { id: true } } }).run
-    expectTypeOf(run).toMatchTypeOf<(...params: ['foo'] | [] | [undefined]) => Promise<any>>()
-  })
+test(`document with one query`, async () => {
+  const run = graffle.document({ query: { foo: { id: true } } }).run
+  type $Parameters = Parameters<typeof run>
+  expectTypeOf<$Parameters>().toEqualTypeOf<[]>()
+  const result = await run()
+  expectTypeOf(result).toEqualTypeOf<{ id: string | null }>()
+})
 
-  test(`document with two queries`, () => {
-    const run = graffle.document({
-      query: {
-        foo: { id: true },
-        bar: { id: true },
-      },
-    }).run
-    expectTypeOf(run).toMatchTypeOf<(name: 'foo' | 'bar') => Promise<any>>()
-  })
+test(`document with two queries`, async () => {
+  const run = graffle.document({
+    query: {
+      foo: { id: true },
+      bar: { date: true },
+    },
+  }).run
+  type $Parameters = Parameters<typeof run>
+  expectTypeOf<$Parameters>().toEqualTypeOf<['foo' | 'bar']>()
+  const result = await run(`foo`)
+  expectTypeOf(result).toEqualTypeOf<{ id: string | null }>()
+})
 
-  test(`root operation not available if it is not in schema`, () => {
-    const queryOnly = QueryOnly.create({
-      schema: SchemaQueryOnly.schema,
-    })
-    queryOnly.document({
-      query: { foo: { id: true } },
-      // todo
-      // // @ts-expect-error mutation not in schema
-      // mutation: { foo: { id: true } },
-    })
-    const mutationOnly = MutationOnly.create({
-      schema: SchemaMutationOnly.schema,
-    })
-    mutationOnly.document({
-      // @ts-expect-error query not in schema
-      foo: { query: { id: true } },
-      bar: { mutation: { id: true } },
-    })
-  })
+test(`document with two queries of different root types`, async () => {
+  const run = graffle.document({
+    query: {
+      foo: { id: true },
+    },
+    mutation: {
+      bar: { idNonNull: true },
+    },
+  }).run
+  type $Parameters = Parameters<typeof run>
+  expectTypeOf<$Parameters>().toEqualTypeOf<['foo' | 'bar']>()
+  const result = await run(`foo`)
+  expectTypeOf(result).toEqualTypeOf<{ id: string | null }>()
 })
 
-describe(`document(...).run()`, () => {
-  test(`document with one query`, () => {
-    {
-      const result = graffle.document({ query: { x: { id: true } } }).run()
-      expectTypeOf(result).resolves.toEqualTypeOf<{ id: string | null }>()
-    }
-    {
-      const result = graffle.document({ query: { x: { id: true } } }).run(`x`)
-      expectTypeOf(result).resolves.toEqualTypeOf<{ id: string | null }>()
-    }
-    {
-      const result = graffle.document({ query: { x: { id: true } } }).run(undefined)
-      expectTypeOf(result).resolves.toEqualTypeOf<{ id: string | null }>()
-    }
+test(`root operation not available if it is not in schema`, () => {
+  const queryOnly = QueryOnly.create({
+    schema: SchemaQueryOnly.schema,
+  })
+  queryOnly.document({
+    query: { foo: { id: true } },
+    // @ts-expect-error mutation not in schema
+    mutation: { foo: { id: true } },
+  })
+  const mutationOnly = MutationOnly.create({
+    schema: SchemaMutationOnly.schema,
   })
-  test(`document with two queries`, () => {
-    const result = graffle.document({
-      query: {
-        foo: { id: true },
-        bar: { id: true },
-      },
-    }).run(`foo`)
-    expectTypeOf(result).resolves.toEqualTypeOf<{ id: string | null }>()
+  mutationOnly.document({
+    mutation: { bar: { id: true } },
+    // @ts-expect-error query not in schema
+    query: { foo: { id: true } },
   })
 })
diff --git a/src/layers/6_client/requestMethods/document.test.ts b/src/layers/6_client/requestMethods/document.test.ts
index 33552e031..fdaf66d00 100644
--- a/src/layers/6_client/requestMethods/document.test.ts
+++ b/src/layers/6_client/requestMethods/document.test.ts
@@ -73,16 +73,12 @@ describe(`document with two queries`, () => {
 
 test(`document with one query`, async () => {
   const { run } = graffle.document({ query: { foo: { id: true } } })
-  await expect(run(`foo`)).resolves.toEqual({ id: db.id1 })
   await expect(run()).resolves.toEqual({ id: db.id1 })
-  await expect(run(undefined)).resolves.toEqual({ id: db.id1 })
 })
 
 test(`document with one mutation`, async () => {
   const { run } = graffle.document({ mutation: { foo: { id: true } } })
-  await expect(run(`foo`)).resolves.toEqual({ id: db.id1 })
   await expect(run()).resolves.toEqual({ id: db.id1 })
-  await expect(run(undefined)).resolves.toEqual({ id: db.id1 })
 })
 
 test(`error`, async () => {
diff --git a/src/layers/6_client/requestMethods/document.ts b/src/layers/6_client/requestMethods/document.ts
index 5594079b6..7d9b3703b 100644
--- a/src/layers/6_client/requestMethods/document.ts
+++ b/src/layers/6_client/requestMethods/document.ts
@@ -14,9 +14,21 @@ export type DocumentRunner<
   $$Name extends Document.GetOperationNames<$$Document> = Document.GetOperationNames<$$Document>
 > = {
   run: <
-    $Name extends $$Name,
-    $Params extends (IsTupleMultiple<UnionToTuple<$$Name>> extends true ? [name: $Name] : ([] | [name: $Name | undefined])),
+    $Params extends (IsTupleMultiple<UnionToTuple<$$Name>> extends true ? [name: $$Name] : []),
+    const $Name extends string = $Params extends [] ? $$Name : $Params[0],
   >(...params: $Params) =>
+  // [$Name]
+  // ResultSet.Root<
+  //         AddTypenameToSelectedRootTypeResultFields<
+  //           $$Config,
+  //           $$Index,
+  //           Document.GetRootTypeNameOfOperation<$$Document, $Name>,
+  //           Document.GetOperation<$$Document, $Name>
+  //         >,
+  //         $$Index,
+  //         Document.GetRootTypeNameOfOperation<$$Document, $Name>
+  //       >
+        //
     Promise<
       ResolveOutputReturnRootType<
         $$Config,
diff --git a/website/content/_snippets/example-links/raw.md b/website/content/_snippets/example-links/raw.md
index bb1caa8bb..ea6f96190 100644
--- a/website/content/_snippets/example-links/raw.md
+++ b/website/content/_snippets/example-links/raw.md
@@ -1 +1 @@
-<p class="ExampleLinks">Examples <span class="ExampleLinksTitleSeparator">-></span> <a href="../../examples/raw/raw-document-node">Raw Document Node</a> <span class="ExampleLinksSeparator"></span> <a href="../../examples/raw/raw-document-node-typed">Raw Document Node Typed</a> <span class="ExampleLinksSeparator"></span> <a href="../../examples/raw/raw-string">Raw String</a> <span class="ExampleLinksSeparator"></span> <a href="../../examples/raw/raw-string-typed">Raw String Typed</a> <span class="ExampleLinksSeparator"></span> <a href="../../examples/transport-http/headers">Headers</a> <span class="ExampleLinksSeparator"></span> <a href="../../examples/transport-http/raw">Raw</a></p>
+<p class="ExampleLinks">Examples <span class="ExampleLinksTitleSeparator">-></span> <a href="../../examples/transport-http/headers">Headers</a> <span class="ExampleLinksSeparator"></span> <a href="../../examples/transport-http/raw">Raw</a> <span class="ExampleLinksSeparator"></span> <a href="../../examples/raw/raw-document-node">Raw Document Node</a> <span class="ExampleLinksSeparator"></span> <a href="../../examples/raw/raw-document-node-typed">Raw Document Node Typed</a> <span class="ExampleLinksSeparator"></span> <a href="../../examples/raw/raw-string">Raw String</a> <span class="ExampleLinksSeparator"></span> <a href="../../examples/raw/raw-string-typed">Raw String Typed</a></p>
diff --git a/website/content/_snippets/examples/extension/opentelemetry.detail.md b/website/content/_snippets/examples/extension/opentelemetry.detail.md
index b651cb1e9..67463b1b5 100644
--- a/website/content/_snippets/examples/extension/opentelemetry.detail.md
+++ b/website/content/_snippets/examples/extension/opentelemetry.detail.md
@@ -38,14 +38,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'encode',
-  id: 'dcdd7c9ea7a24491',
+  id: 'e78df0ee2a54acb6',
   kind: 0,
-  timestamp: 1727291930021000,
-  duration: 1392.459,
+  timestamp: 1727310087760000,
+  duration: 554.291,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -65,14 +65,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'pack',
-  id: 'd1ca1155f050f30c',
+  id: '88b5c48ab9be7a36',
   kind: 0,
-  timestamp: 1727291930024000,
-  duration: 16745.417,
+  timestamp: 1727310087845000,
+  duration: 17482.625,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -92,14 +92,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'exchange',
-  id: 'c9978fd02d8f3228',
+  id: 'd4a611cb0daf3ac1',
   kind: 0,
-  timestamp: 1727291930042000,
-  duration: 24516.084,
+  timestamp: 1727310087867000,
+  duration: 48095.333,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -119,14 +119,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'unpack',
-  id: '663a79043ef1feea',
+  id: '20d213f3a3f86f1d',
   kind: 0,
-  timestamp: 1727291930067000,
-  duration: 1665.125,
+  timestamp: 1727310087916000,
+  duration: 1125.833,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -146,14 +146,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'decode',
-  id: '9fd8d38e892a7a50',
+  id: 'c35ae080bfb451be',
   kind: 0,
-  timestamp: 1727291930068000,
-  duration: 184.333,
+  timestamp: 1727310087917000,
+  duration: 181.958,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -173,14 +173,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
   parentId: undefined,
   traceState: undefined,
   name: 'request',
-  id: '57916921f30d3744',
+  id: '78959de15b116846',
   kind: 0,
-  timestamp: 1727291930020000,
-  duration: 48270.291,
+  timestamp: 1727310087759000,
+  duration: 158234.5,
   attributes: {},
   status: { code: 0 },
   events: [],
diff --git a/website/content/_snippets/examples/extension/opentelemetry.md b/website/content/_snippets/examples/extension/opentelemetry.md
index 547091033..dd98c6ee1 100644
--- a/website/content/_snippets/examples/extension/opentelemetry.md
+++ b/website/content/_snippets/examples/extension/opentelemetry.md
@@ -36,14 +36,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'encode',
-  id: 'dcdd7c9ea7a24491',
+  id: 'e78df0ee2a54acb6',
   kind: 0,
-  timestamp: 1727291930021000,
-  duration: 1392.459,
+  timestamp: 1727310087760000,
+  duration: 554.291,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -63,14 +63,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'pack',
-  id: 'd1ca1155f050f30c',
+  id: '88b5c48ab9be7a36',
   kind: 0,
-  timestamp: 1727291930024000,
-  duration: 16745.417,
+  timestamp: 1727310087845000,
+  duration: 17482.625,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -90,14 +90,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'exchange',
-  id: 'c9978fd02d8f3228',
+  id: 'd4a611cb0daf3ac1',
   kind: 0,
-  timestamp: 1727291930042000,
-  duration: 24516.084,
+  timestamp: 1727310087867000,
+  duration: 48095.333,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -117,14 +117,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'unpack',
-  id: '663a79043ef1feea',
+  id: '20d213f3a3f86f1d',
   kind: 0,
-  timestamp: 1727291930067000,
-  duration: 1665.125,
+  timestamp: 1727310087916000,
+  duration: 1125.833,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -144,14 +144,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'decode',
-  id: '9fd8d38e892a7a50',
+  id: 'c35ae080bfb451be',
   kind: 0,
-  timestamp: 1727291930068000,
-  duration: 184.333,
+  timestamp: 1727310087917000,
+  duration: 181.958,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -171,14 +171,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
   parentId: undefined,
   traceState: undefined,
   name: 'request',
-  id: '57916921f30d3744',
+  id: '78959de15b116846',
   kind: 0,
-  timestamp: 1727291930020000,
-  duration: 48270.291,
+  timestamp: 1727310087759000,
+  duration: 158234.5,
   attributes: {},
   status: { code: 0 },
   events: [],
diff --git a/website/content/_snippets/examples/generated/document.detail.md b/website/content/_snippets/examples/generated/document.detail.md
index 075a61e44..c231a6e0d 100644
--- a/website/content/_snippets/examples/generated/document.detail.md
+++ b/website/content/_snippets/examples/generated/document.detail.md
@@ -11,16 +11,38 @@ import { Pokemon } from './pokemon/__.js'
 const pokemon = Pokemon.create()
 
 const pokemons = await pokemon.document({
-  query: {
-    pokemonsQuery: {
-      pokemons: [`pokemons2`, {
-        $: { filter: { name: { in: [`Pikachu`, `Charizard`] } } },
+  query: { //                     A root type.
+    pokemonsAndTrainers: { //     A name of an the operation.
+      trainers: { //              A root field.
+        name: true, //            A field.
+      },
+      pokemons: {
+        $: { //                   A field's arguments
+          filter: { name: { in: [`Pikachu`, `Charizard`] } },
+        },
         name: true,
-        trainer: { name: true },
-      }],
+        trainer: {
+          name: true,
+        },
+      },
+    },
+  },
+  mutation: {
+    makeSomeNewPokemons: {
+      addPokemon: [
+        ['addAngryPikachu', {
+          $: { name: `AngryPikachu`, attack: 100, defense: 100, hp: 100 },
+          name: true,
+        }],
+        ['addAngryCharizard', {
+          $: { name: `AngryCharizard`, attack: 100, defense: 100, hp: 100 },
+          name: true,
+        }],
+      ],
     },
   },
 })
+  .run('pokemonsAndTrainers')
 
 console.log(pokemons)
 ```
@@ -28,7 +50,30 @@ console.log(pokemons)
 
 <!-- dprint-ignore-start -->
 ```json
-{}
+{
+  "trainers": [
+    {
+      "name": "Ash"
+    },
+    {
+      "name": "Misty"
+    }
+  ],
+  "pokemons": [
+    {
+      "name": "Pikachu",
+      "trainer": {
+        "name": "Ash"
+      }
+    },
+    {
+      "name": "Charizard",
+      "trainer": {
+        "name": "Ash"
+      }
+    }
+  ]
+}
 ```
 <!-- dprint-ignore-end -->
 
diff --git a/website/content/_snippets/examples/generated/document.md b/website/content/_snippets/examples/generated/document.md
index ecaecfc57..20c7e3194 100644
--- a/website/content/_snippets/examples/generated/document.md
+++ b/website/content/_snippets/examples/generated/document.md
@@ -9,16 +9,38 @@ import { Pokemon } from './pokemon/__.js'
 const pokemon = Pokemon.create()
 
 const pokemons = await pokemon.document({
-  query: {
-    pokemonsQuery: {
-      pokemons: [`pokemons2`, {
-        $: { filter: { name: { in: [`Pikachu`, `Charizard`] } } },
+  query: { //                     A root type.
+    pokemonsAndTrainers: { //     A name of an the operation.
+      trainers: { //              A root field.
+        name: true, //            A field.
+      },
+      pokemons: {
+        $: { //                   A field's arguments
+          filter: { name: { in: [`Pikachu`, `Charizard`] } },
+        },
         name: true,
-        trainer: { name: true },
-      }],
+        trainer: {
+          name: true,
+        },
+      },
+    },
+  },
+  mutation: {
+    makeSomeNewPokemons: {
+      addPokemon: [
+        ['addAngryPikachu', {
+          $: { name: `AngryPikachu`, attack: 100, defense: 100, hp: 100 },
+          name: true,
+        }],
+        ['addAngryCharizard', {
+          $: { name: `AngryCharizard`, attack: 100, defense: 100, hp: 100 },
+          name: true,
+        }],
+      ],
     },
   },
 })
+  .run('pokemonsAndTrainers')
 
 console.log(pokemons)
 ```
@@ -26,7 +48,30 @@ console.log(pokemons)
 
 <!-- dprint-ignore-start -->
 ```json
-{}
+{
+  "trainers": [
+    {
+      "name": "Ash"
+    },
+    {
+      "name": "Misty"
+    }
+  ],
+  "pokemons": [
+    {
+      "name": "Pikachu",
+      "trainer": {
+        "name": "Ash"
+      }
+    },
+    {
+      "name": "Charizard",
+      "trainer": {
+        "name": "Ash"
+      }
+    }
+  ]
+}
 ```
 <!-- dprint-ignore-end -->
 
diff --git a/website/content/_snippets/examples/output/envelope.detail.md b/website/content/_snippets/examples/output/envelope.detail.md
index 2dd87e18b..d95f8a58e 100644
--- a/website/content/_snippets/examples/output/envelope.detail.md
+++ b/website/content/_snippets/examples/output/envelope.detail.md
@@ -39,7 +39,7 @@ console.log(result)
     headers: Headers {
       'content-type': 'application/graphql-response+json; charset=utf-8',
       'content-length': '104',
-      date: 'Wed, 25 Sep 2024 19:18:49 GMT',
+      date: 'Thu, 26 Sep 2024 00:21:27 GMT',
       connection: 'keep-alive',
       'keep-alive': 'timeout=5'
     },
diff --git a/website/content/_snippets/examples/output/envelope.md b/website/content/_snippets/examples/output/envelope.md
index 1ea1c91ce..249964428 100644
--- a/website/content/_snippets/examples/output/envelope.md
+++ b/website/content/_snippets/examples/output/envelope.md
@@ -37,7 +37,7 @@ console.log(result)
     headers: Headers {
       'content-type': 'application/graphql-response+json; charset=utf-8',
       'content-length': '104',
-      date: 'Wed, 25 Sep 2024 19:18:49 GMT',
+      date: 'Thu, 26 Sep 2024 00:21:27 GMT',
       connection: 'keep-alive',
       'keep-alive': 'timeout=5'
     },
diff --git a/website/content/_snippets/examples/transport-http/dynamic-headers.detail.md b/website/content/_snippets/examples/transport-http/dynamic-headers.detail.md
index 138052ab9..8be55c700 100644
--- a/website/content/_snippets/examples/transport-http/dynamic-headers.detail.md
+++ b/website/content/_snippets/examples/transport-http/dynamic-headers.detail.md
@@ -38,7 +38,7 @@ await graffle.rawString({ document: `{ pokemons { name } }` })
   headers: Headers {
     accept: 'application/graphql-response+json; charset=utf-8, application/json; charset=utf-8',
     'content-type': 'application/json',
-    'x-sent-at-time': '1727291929241'
+    'x-sent-at-time': '1727310087052'
   },
   signal: undefined,
   method: 'post',
diff --git a/website/content/_snippets/examples/transport-http/dynamic-headers.md b/website/content/_snippets/examples/transport-http/dynamic-headers.md
index 13317fa59..818071623 100644
--- a/website/content/_snippets/examples/transport-http/dynamic-headers.md
+++ b/website/content/_snippets/examples/transport-http/dynamic-headers.md
@@ -36,7 +36,7 @@ await graffle.rawString({ document: `{ pokemons { name } }` })
   headers: Headers {
     accept: 'application/graphql-response+json; charset=utf-8, application/json; charset=utf-8',
     'content-type': 'application/json',
-    'x-sent-at-time': '1727291929241'
+    'x-sent-at-time': '1727310087052'
   },
   signal: undefined,
   method: 'post',
diff --git a/website/content/examples/10_transport-http/dynamic-headers.md b/website/content/examples/10_transport-http/dynamic-headers.md
index 1e9eb0d96..3a693f977 100644
--- a/website/content/examples/10_transport-http/dynamic-headers.md
+++ b/website/content/examples/10_transport-http/dynamic-headers.md
@@ -43,7 +43,7 @@ await graffle.rawString({ document: `{ pokemons { name } }` })
   headers: Headers {
     accept: 'application/graphql-response+json; charset=utf-8, application/json; charset=utf-8',
     'content-type': 'application/json',
-    'x-sent-at-time': '1727291929241'
+    'x-sent-at-time': '1727310087052'
   },
   signal: undefined,
   method: 'post',
diff --git a/website/content/examples/20_output/envelope.md b/website/content/examples/20_output/envelope.md
index d330664cb..387d43a87 100644
--- a/website/content/examples/20_output/envelope.md
+++ b/website/content/examples/20_output/envelope.md
@@ -44,7 +44,7 @@ console.log(result)
     headers: Headers {
       'content-type': 'application/graphql-response+json; charset=utf-8',
       'content-length': '104',
-      date: 'Wed, 25 Sep 2024 19:18:49 GMT',
+      date: 'Thu, 26 Sep 2024 00:21:27 GMT',
       connection: 'keep-alive',
       'keep-alive': 'timeout=5'
     },
diff --git a/website/content/examples/55_generated/document.md b/website/content/examples/55_generated/document.md
index 7df736065..54e8450d6 100644
--- a/website/content/examples/55_generated/document.md
+++ b/website/content/examples/55_generated/document.md
@@ -4,7 +4,7 @@ aside: false
 
 # Document
 
-This example shows how to use the TypeScript interface for GraphQL arguments.
+This example shows how to use the TypeScript interface for whole GraphQL documents.
 
 <!-- dprint-ignore-start -->
 ```ts twoslash
@@ -14,16 +14,38 @@ import { Pokemon } from './pokemon/__.js'
 const pokemon = Pokemon.create()
 
 const pokemons = await pokemon.document({
-  query: {
-    pokemonsQuery: {
-      pokemons: [`pokemons2`, {
-        $: { filter: { name: { in: [`Pikachu`, `Charizard`] } } },
+  query: { //                     A root type.
+    pokemonsAndTrainers: { //     A name of an the operation.
+      trainers: { //              A root field.
+        name: true, //            A field.
+      },
+      pokemons: {
+        $: { //                   A field's arguments
+          filter: { name: { in: [`Pikachu`, `Charizard`] } },
+        },
         name: true,
-        trainer: { name: true },
-      }],
+        trainer: {
+          name: true,
+        },
+      },
+    },
+  },
+  mutation: {
+    makeSomeNewPokemons: {
+      addPokemon: [
+        ['addAngryPikachu', {
+          $: { name: `AngryPikachu`, attack: 100, defense: 100, hp: 100 },
+          name: true,
+        }],
+        ['addAngryCharizard', {
+          $: { name: `AngryCharizard`, attack: 100, defense: 100, hp: 100 },
+          name: true,
+        }],
+      ],
     },
   },
 })
+  .run('pokemonsAndTrainers')
 
 console.log(pokemons)
 ```
@@ -33,6 +55,29 @@ console.log(pokemons)
 
 <!-- dprint-ignore-start -->
 ```json
-{}
+{
+  "trainers": [
+    {
+      "name": "Ash"
+    },
+    {
+      "name": "Misty"
+    }
+  ],
+  "pokemons": [
+    {
+      "name": "Pikachu",
+      "trainer": {
+        "name": "Ash"
+      }
+    },
+    {
+      "name": "Charizard",
+      "trainer": {
+        "name": "Ash"
+      }
+    }
+  ]
+}
 ```
 <!-- dprint-ignore-end -->
diff --git a/website/content/examples/60_extension/opentelemetry.md b/website/content/examples/60_extension/opentelemetry.md
index b18c047ef..a79620080 100644
--- a/website/content/examples/60_extension/opentelemetry.md
+++ b/website/content/examples/60_extension/opentelemetry.md
@@ -41,14 +41,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'encode',
-  id: 'dcdd7c9ea7a24491',
+  id: 'e78df0ee2a54acb6',
   kind: 0,
-  timestamp: 1727291930021000,
-  duration: 1392.459,
+  timestamp: 1727310087760000,
+  duration: 554.291,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -68,14 +68,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'pack',
-  id: 'd1ca1155f050f30c',
+  id: '88b5c48ab9be7a36',
   kind: 0,
-  timestamp: 1727291930024000,
-  duration: 16745.417,
+  timestamp: 1727310087845000,
+  duration: 17482.625,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -95,14 +95,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'exchange',
-  id: 'c9978fd02d8f3228',
+  id: 'd4a611cb0daf3ac1',
   kind: 0,
-  timestamp: 1727291930042000,
-  duration: 24516.084,
+  timestamp: 1727310087867000,
+  duration: 48095.333,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -122,14 +122,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'unpack',
-  id: '663a79043ef1feea',
+  id: '20d213f3a3f86f1d',
   kind: 0,
-  timestamp: 1727291930067000,
-  duration: 1665.125,
+  timestamp: 1727310087916000,
+  duration: 1125.833,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -149,14 +149,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
-  parentId: '57916921f30d3744',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
+  parentId: '78959de15b116846',
   traceState: undefined,
   name: 'decode',
-  id: '9fd8d38e892a7a50',
+  id: 'c35ae080bfb451be',
   kind: 0,
-  timestamp: 1727291930068000,
-  duration: 184.333,
+  timestamp: 1727310087917000,
+  duration: 181.958,
   attributes: {},
   status: { code: 0 },
   events: [],
@@ -176,14 +176,14 @@ console.log(data)
     }
   },
   instrumentationScope: { name: 'graffle', version: undefined, schemaUrl: undefined },
-  traceId: '9d154073558dfe77a07840d133b4358c',
+  traceId: 'f384fda0c6aa8cdc0600586696d83aac',
   parentId: undefined,
   traceState: undefined,
   name: 'request',
-  id: '57916921f30d3744',
+  id: '78959de15b116846',
   kind: 0,
-  timestamp: 1727291930020000,
-  duration: 48270.291,
+  timestamp: 1727310087759000,
+  duration: 158234.5,
   attributes: {},
   status: { code: 0 },
   events: [],