Farcaster MCP Server

An MCP server that provides tools to interact with the Farcaster network (farcaster.xyz), allowing AI models to fetch casts, search channels, and analyze content.

Features

• Get User Casts: Retrieve casts from a specific Farcaster user by FID
• Get Username Casts: Retrieve casts from a specific Farcaster user by username
• Get Channel Casts: Retrieve casts from a specific Farcaster channel

Installation

# Clone the repository
git clone https://github.com/manimohans/farcaster-mcp.git
cd farcaster-mcp

# Install dependencies
npm install

# Build the project
npm run build

Usage

Running the server

npm start

Using with MCP Inspector

npx @modelcontextprotocol/inspector node ./build/index.js

Using with Claude for Desktop

1. Install Claude for Desktop

2. Open your Claude for Desktop App configuration at:

   • macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
   • Windows: %APPDATA%Claudeclaude_desktop_config.json

3. Add the following configuration:

{
  "mcpServers": {
    "farcaster": {
      "command": "node",
      "args": ["/absolute/path/to/farcaster-mcp/build/index.js"]
    }
  }
}

4. Restart Claude for Desktop

Using with Smithery

This project includes Smithery configuration files for easy deployment:

# Install Smithery CLI
npm install -g @smithery/cli

# Deploy to Smithery (specify the client, e.g., claude, cline, windsurf, etc.)
npx @smithery/cli install @manimohans/farcaster-mcp --client claude

Available client options: claude, cline, windsurf, roo-cline, witsy, enconvo

Available Tools

get-user-casts

Retrieves casts from a specific Farcaster user by their FID (Farcaster ID).

Parameters:

• fid: Farcaster user ID (number)
• limit (optional): Maximum number of casts to return (default: 10)

Example query: “Show me the latest casts from FID 6846.”

get-username-casts

Retrieves casts from a specific Farcaster user by their username.

Parameters:

• username: Farcaster username (string)
• limit (optional): Maximum number of casts to return (default: 10)

Example query: “Show me the latest casts from username ‘mani’.”

get-channel-casts

Retrieves casts from a specific Farcaster channel.

Parameters:

• channel: Channel name or URL (string)
• limit (optional): Maximum number of casts to return (default: 10)

Example query: “Show me the latest casts from the ‘aichannel’ channel.”

Smithery Configuration

This repository includes the necessary configuration files for Smithery:

• smithery.yaml: YAML configuration for Smithery deployment
• smithery.json: JSON configuration for Smithery capabilities
• Dockerfile: Container configuration for Smithery deployment

API Details

This implementation uses the Farcaster Hubble API to fetch data.

Development

# Run in development mode
npm run dev

License

MIT