mcp server for Claude Code

io.github.xcp/mcp-server

Interact with Counterparty — the token protocol on Bitcoin. Query, compose, sign.

client:Claude Code transport:stdio runtime:npm

Install mcp server in Claude Code

run in your project directory

claude mcp add mcp-server -e COUNTERPARTY_NODE=<COUNTERPARTY_NODE> -e SIGNER_PRIVATE_KEY=<SIGNER_PRIVATE_KEY> -e SIGNER_ADDRESS=<SIGNER_ADDRESS> -- npx -y @21e14/mcp-server

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

mcp server in other clients

Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
LangChain

mcp server MCP server