server for Claude Code
ai.callmcp/server
One MCP tool contract for telephony — any call provider, hosted, local, or BYOK.
client:Claude Code
transport:stdio
runtime:npm
Install server in Claude Code
run in your project directory
claude mcp add server -e CALLMCP_CONFIG=<CALLMCP_CONFIG> -e CALLMCP_DEFAULT_DRIVER=<CALLMCP_DEFAULT_DRIVER> -- npx -y @callmcp/server
Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs