CLN MCP Server

A Rust-based gRPC server that provides a standardized interface to Core Lightning nodes. This server implements the MCP (Model Context Protocol)

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What is the CLN MCP Server?

A Rust-based gRPC server that provides a standardized interface to Core Lightning nodes. This server implements the MCP (Model Context Protocol) specification to

Configuration and credentials

  • Rust 1.80 or higher - Protocol Buffers Compiler (protoc) - Core Lightning (with gRPC enabled) - MCP clients (Claude, Goose, etc.)

More MCP options

Compare MCP servers by category, or browse hosted MCP servers if you prefer an endpoint over a local process.

Maintainer setup documentation.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
ca.pemCA certificate
client.pemClient certificate
client-key.pemClient private key

Configuration

  • Rust 1.80 or higher - Protocol Buffers Compiler (protoc) - Core Lightning (with gRPC enabled) - MCP clients (Claude, Goose, etc.)

Example prompts to try

  • “Use CLN MCP to ca.pem.”
  • “Use CLN MCP to client.pem.”
  • “Use CLN MCP to client-key.pem.”

Frequently asked questions

A Rust-based gRPC server that provides a standardized interface to Core Lightning nodes. This server implements the MCP (Model Context Protocol) specification to Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.