cmcp

Overview

cMCP serves as a 'curl for MCP servers', enabling users to interact with MCP services from the command line. It supports different transport protocols including STDIO for local server interaction and HTTP/SSE for remote connections. The tool allows listing and calling prompts, resources, and tools of MCP servers, with verbose mode showing JSON-RPC requests and responses.

Try asking AI

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

• addadd(a: int, b: int) -> int

  Add two numbers

  Try:Add 2 and 3Try:Calculate the sum of 10 and 15

Note: The README shows a single example tool (add) from a demo server, but this appears to be documentation of how to interact with MCP servers in general rather than tools exposed by cmcp itself. The cmcp utility is a client for MCP servers, not

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Installation

pip install cmcp

{
  "mcpServers": {
    "cmcp": {
      "command": "cmcp",
      "args": [":local-server"],
      "env": {}
    }
  }
}

FAQ

How do I use environment variables with cMCP?

Add them with the ENV_VAR:value syntax, e.g. cmcp COMMAND METHOD API_KEY:value

Can cMCP work with HTTP authentication?

Yes, use the Header:value syntax for HTTP headers, e.g. cmcp URL METHOD Authorization:value

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