mcp-server-langfuse

Overview

The Langfuse Prompt Management MCP Server implements the MCP Prompts specification for prompt discovery and retrieval. It provides both MCP prompt capabilities and tools for listing and retrieving prompts, with optional pagination support. The server transforms Langfuse prompts into MCP prompt objects and can compile them with provided variables, making it compatible with various MCP clients.

Try asking AI

After installing, here are 5 things you can ask your AI assistant:

• get-promptsget-prompts(cursor?: string)

  List available prompts with optional pagination

  Try:List all promptsTry:Show me the next page of promptsTry:Get prompts starting from cursor abc123
• get-promptget-prompt(name: string, arguments?: object)

  Retrieve and compile a specific prompt with variables

  Try:Get the 'user_welcome' promptTry:Retrieve 'monthly_report' with user_id=123Try:Fetch the 'product_description' prompt with category=electronics

Comparable tools

Installation

npm install
npm run build

{
  "mcpServers": {
    "langfuse": {
      "command": "node",
      "args": ["<absolute-path>/build/index.js"],
      "env": {
        "LANGFUSE_PUBLIC_KEY": "your-public-key",
        "LANGFUSE_SECRET_KEY": "your-secret-key",
        "LANGFUSE_BASEURL": "https://cloud.langfuse.com"
      }
    }
  }
}

FAQ

What prompts are available through this MCP server?

Only prompts with a 'production' label in Langfuse are returned by the server.

Can I use this server with MCP clients that don't support prompt capabilities?

Yes, the server also exports tools that replicate the functionality of the MCP Prompts for compatibility.

Compare mcp-server-langfuse with