Signal House for Claude Code

io.signalhouse/mcp

Send SMS and MMS, manage phone numbers, and run 10DLC brand and campaign registration.

client:Claude Code transport:streamable-http

Install Signal House in Claude Code

run in your project directory

claude mcp add --transport http mcp https://mcp.signalhouse.io/mcp

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