diff --git a/src/main.tsx b/src/main.tsx
index 4a0ee65..47a8c55 100644
--- a/src/main.tsx
+++ b/src/main.tsx
@@ -9,7 +9,8 @@ import settings, {
 import { getBlockContent } from './utils';
 
 function main() {
-  const { apiKey, model, customPrompts } = logseq.settings as unknown as ISettings;
+  const { apiKey, model, customPrompts, tag } =
+    logseq.settings as unknown as ISettings;
   const prompts = [...Object.values(presetPrompts)];
 
   if (customPrompts.enable) {
@@ -55,14 +56,19 @@ function main() {
             case PromptOutputType.property:
               await logseq.Editor.updateBlock(
                 uuid,
-                block?.content + `\n ${name.toLowerCase()}:: ${content}`,
+                block?.content +
+                  ` #${tag}\n ${name.toLowerCase()}:: ${content}`,
               );
               break;
             case PromptOutputType.insert:
+              await logseq.Editor.updateBlock(
+                uuid,
+                block?.content + ` #${tag}`,
+              );
               await logseq.Editor.insertBlock(uuid, content);
               break;
             case PromptOutputType.replace:
-              await logseq.Editor.updateBlock(uuid, content);
+              await logseq.Editor.updateBlock(uuid, `${content} #${tag}`);
               break;
           }
         }
diff --git a/src/settings.ts b/src/settings.ts
index 87dbae1..8d53a6a 100644
--- a/src/settings.ts
+++ b/src/settings.ts
@@ -15,6 +15,7 @@ export interface IPromptOptions {
 export interface ISettings {
   apiKey: string;
   model: string;
+  tag: string;
   customPrompts: {
     enable: boolean;
     prompts: IPromptOptions[];
@@ -36,6 +37,13 @@ const settings: SettingSchemaDesc[] = [
     description: 'Choose the OpenAI model (e.g., "gpt-3.5-turbo").',
     default: 'gpt-3.5-turbo',
   },
+  {
+    key: 'tag',
+    type: 'string',
+    title: 'Tag',
+    description: 'Add specific tags to AI-generated content',
+    default: '[[🤖]]'
+  },
   {
     key: 'customPrompts',
     type: 'object',