Twilio Messaging MCP Server

# Twilio Messaging MCP Server An MCP server for sending SMS messages via Twilio API. This server provides tools, resources, and prompts for

Local serverstdio

What is the Twilio Messaging MCP server?

Twilio Messaging MCP server is a locally run integration for AI assistants that speak the Model Context Protocol. # Twilio Messaging MCP Server An MCP server for sending SMS messages via Twilio API. This server provides tools, resources, and prompts for interacting with the Twilio Messaging API. ## Features - Send SMS messages via Twilio - Get status.

What you get

  • Send SMS messages via Twilio
  • Get status callbacks from Twilio with enhanced handling via @deshartman/mcp-status-callback
  • Integrates with Claude AI via the Model Context Protocol (MCP)
  • Executable via npx for easy usage without installation

What the assistant can call

Once Twilio Messaging is connected, these are the calls the assistant has available:

  • send-sms — Send an SMS message via Twilio with server readiness validation
  • Tools — The Tools tool exposed by this server
  • Resources — The Resources tool exposed by this server
  • Prompts — The Prompts tool exposed by this server

Configuration and credentials

You will need 4 environment variables: NGROK_AUTH_TOKEN, YOUR_API_KEY, YOUR_API_SECRET, YOUR_NGROK_AUTH_TOKEN. The server will not start without them, which is usually why the tools fail to appear on a first run. Keep credentials in your client's env block or a secrets manager rather than in a file you might commit.

  • Node.js >= 18.0.0 - Twilio account with: - Account SID - API Key and Secret - Twilio phone number - ngrok account with: - Auth token - Custom domain (optional)

Setting it up

Installation goes through your MCP client rather than a global install: point it at for on npm and it is fetched when the client starts. The copy-paste blocks for Claude Desktop, Claude Code and Cursor are further down this page.

Choosing this one

This sits in the team communication group, where several servers overlap in what they claim to do but differ sharply once you actually set them up. Twilio Messaging's toolset — send-sms, Tools, Resources and 1 more — is a fair guide to whether it matches your workflow. It is maintained by deshartman; worth a glance at recent repository activity before you build anything load-bearing on it.

This entry was verified against Twilio Messaging's own documentation before publication; SyncDev keeps the directory reviewed rather than auto-generated.

Before you rely on it

  • It runs with your machine's permissions. That is convenient and also the reason to think about what you point it at before you approve a tool call.
  • Missing credentials fail quietly in some clients — if no tools show up, check the environment block first.
  • MCP clients confirm each tool call by default. Leave that on until you have watched what the twilio messaging mcp server does with a few real requests.

Available tools

ToolWhat it does
send-smsSend an SMS message via Twilio with server readiness validation
ToolsThe Tools tool exposed by this server.
ResourcesThe Resources tool exposed by this server.
PromptsThe Prompts tool exposed by this server.

How to install the Twilio Messaging MCP server

{
  "mcpServers": {
    "twilio-messaging": {
      "command": "npx",
      "args": ["-y", "for"],
      "env": {
        "NGROK_AUTH_TOKEN": "your-value",
        "YOUR_API_KEY": "your-value",
        "YOUR_API_SECRET": "your-value",
        "YOUR_NGROK_AUTH_TOKEN": "your-value"
      }
    }
  }
}

Add to claude_desktop_config.json, then restart Claude Desktop.

Configuration

  • Node.js >= 18.0.0 - Twilio account with: - Account SID - API Key and Secret - Twilio phone number - ngrok account with: - Auth token - Custom domain (optional)
VariableDescriptionRequired
NGROK_AUTH_TOKENCredential the server authenticates with.Yes
YOUR_API_KEYCredential the server authenticates with.Yes
YOUR_API_SECRETCredential the server authenticates with.Yes
YOUR_NGROK_AUTH_TOKENCredential the server authenticates with.Yes

Example prompts to try

  • Use Twilio Messaging to send-sms.
  • Use Twilio Messaging to Tools.
  • Use Twilio Messaging to Resources.

Frequently asked questions

Node.js >= 18.0.0, a Twilio account with Account SID, API Key/Secret, and a Twilio phone number, plus an ngrok account with an auth token.