YouTube MCP Server

A Model Context Protocol (MCP) server for interacting with YouTube data. This server provides resources and tools to query YouTube videos, channels, comments, and transcripts through stdio interface.

Features

• Search for YouTube videos
• Get detailed information about specific videos
• Retrieve channel information
• Fetch video comments
• Get video transcripts/captions
• Uses stdio for communication with clients

Prerequisites

• Node.js (v16+)
• YouTube Data API key

Installation

Installing via Smithery

To install YouTube MCP Server for Claude Desktop automatically via Smithery:

npx -y @smithery/cli install @coyaSONG/youtube-mcp-server --client claude

Installing Manually

1. Clone this repository:

   git clone https://github.com/coyaSONG/youtube-mcp-server.git
   cd youtube-mcp-server

2. Install dependencies:

   npm install

3. Create a .env file in the root directory:

   YOUTUBE_API_KEY=your_youtube_api_key_here

Usage

Building and Running

1. 빌드하기:

   npm run build

2. 서버 실행:

   npm start

3. 개발 모드로 실행:

   npm run dev

4. 빌드 산출물 정리:

   npm run clean

API

Resources

• youtube://video/{videoId} - Get detailed information about a specific video
• youtube://channel/{channelId} - Get information about a specific channel
• youtube://transcript/{videoId} - Get transcript for a specific video
  • Optional query parameter: ?language=LANGUAGE_CODE (e.g., en, ko, ja)

Tools

• search-videos - Search for YouTube videos based on a query
• get-video-comments - Get comments for a specific video
• get-video-transcript - Get transcript for a specific video with optional language parameter

Prompts

• video-analysis - Prompt for analyzing a YouTube video
• transcript-summary - Prompt for summarizing a video's transcript

Examples

Accessing a video transcript

youtube://transcript/dQw4w9WgXcQ

Getting a transcript in a specific language

youtube://transcript/dQw4w9WgXcQ?language=en

Using the transcript summary prompt

{
  "type": "prompt",
  "name": "transcript-summary",
  "parameters": {
    "videoId": "dQw4w9WgXcQ",
    "language": "en"
  }
}

Error Handling

The server handles various error conditions, including:

• Invalid API key
• Video not found
• Transcript not available
• Network issues

License

MIT

Acknowledgements

• Model Context Protocol TypeScript SDK
• YouTube Data API
• YouTube Captions Scraper