MCP server for ByCrawl — query 12 social media platforms from AI agents like Claude and Cursor.

Supported platforms: Threads, X/Twitter, Facebook, Reddit, LinkedIn, Xiaohongshu (RED), TikTok, Instagram, YouTube, Dcard, 104 Job Bank

Setup

Claude Code

claude mcp add bycrawl -e BYCRAWL_API_KEY=sk_byc_xxx -- npx -y @bycrawl/mcp

Claude Desktop / Cursor

Add to your MCP config:

{
  "mcpServers": {
    "bycrawl": {
      "command": "npx",
      "args": ["-y", "@bycrawl/mcp"],
      "env": {
        "BYCRAWL_API_KEY": "sk_byc_xxx"
      }
    }
  }
}

Tools (64)

| Platform | Tools | Examples | |----------|-------|---------| | Threads | 8 | Search posts, get user profile/replies, public feed | | X/Twitter | 4 | Search tweets, get user timeline | | Facebook | 4 | Get page, search posts, get post by URL | | Reddit | 5 | Get subreddit, search posts, get user | | LinkedIn | 7 | Get company, search jobs/users, get post | | Xiaohongshu | 9 | Search notes, get comments, resolve share URL | | TikTok | 7 | Get video, search, comments, subtitles, browse by category | | Instagram | 5 | Search hashtags, get user/post, comments, user posts | | YouTube | 5 | Get video/channel, search, comments, transcription | | Dcard | 6 | Get post/forum, search posts, comments, persona | | Job104 | 3 | Search jobs, get company/job details | | System | 1 | Health check |

Usage Examples

Example 1: Search Threads posts about a topic

Prompt: "What are people saying about OpenAI on Threads?"

Claude will call threads_search_posts with query: "OpenAI" and return a summary of recent public posts, including text, like counts, and reply counts.

Example 2: Get LinkedIn company info

Prompt: "Tell me about Anthropic's LinkedIn presence — what do they do, how big are they?"

Claude will call linkedin_get_company with company_id: "anthropic" and return the company's description, employee count, industry, headquarters, and recent activity.

Example 3: Fetch YouTube video comments

Prompt: "Summarize the comments on this YouTube video: https://www.youtube.com/watch?v=dQw4w9WgXcQ"

Claude will call youtube_get_video_comments with video_id: "dQw4w9WgXcQ" and return the top comments with like counts, which it can then summarize for sentiment and key themes.

API Key

Get your API key at bycrawl.com.

Environment Variables

| Variable | Required | Default | Description | |----------|----------|---------|-------------| | BYCRAWL_API_KEY | Yes | — | Your ByCrawl API key | | BYCRAWL_API_URL | No | https://api.bycrawl.com | API base URL (for self-hosting) |

License

MIT