Twilio SMS is a text messaging service for business that offers automated texting and validation, perfect for profession
by yiyangli·Updated Apr 13, 2026Add new capabilities to Claude beyond text generation
Example: Access external data sources, execute code, interact with tools and services
Transform Claude from chatbot to action-taking agent
Provide Claude with access to relevant context and data
Example: Load project documentation, access knowledge bases, query databases
Get more accurate, context-aware responses
Automate multi-step workflows combining AI and external tools
Example: Research → Summarize → Create document → Send notification
Complete complex tasks end-to-end without manual steps
Time estimate: 15-60 minutes depending on server complexity
Prerequisites
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I recommend Twilio SMS for teams standardizing on MCP; the explainx.ai page compares cleanly with sibling servers.
Twilio SMS is among the better-indexed MCP projects we tried; the explainx.ai summary tracks the official description.
Strong directory entry: Twilio SMS surfaces stars and publisher context so we could sanity-check maintenance before adopting.
We wired Twilio SMS into a staging workspace; the listing’s GitHub and npm pointers saved time versus hunting across READMEs.
We wired Twilio SMS into a staging workspace; the listing’s GitHub and npm pointers saved time versus hunting across READMEs.
Strong directory entry: Twilio SMS surfaces stars and publisher context so we could sanity-check maintenance before adopting.
We evaluated Twilio SMS against two servers with overlapping tools; this profile had the clearer scope statement.
According to our notes, Twilio SMS benefits from clear Model Context Protocol framing — fewer ambiguous “AI plugin” claims.
Twilio SMS has been reliable for tool-calling workflows; the MCP profile page is a good permalink for internal docs.
Useful MCP listing: Twilio SMS is the kind of server we cite when onboarding engineers to host + tool permissions.
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Claude Desktop configuration
{
"mcpServers": {
"twilio": {
"command": "npx",
"args": [
"-y",
"@yiyang.1i/sms-mcp-server"
],
"env": {
"ACCOUNT_SID": "your_account_sid",
"AUTH_TOKEN": "your_auth_token",
"FROM_NUMBER": "your_twilio_number"
}
}
}
}Lets Claude send SMS and MMS messages through your Twilio account with built-in phone number validation.
Twilio SMS is a community-built MCP server published by yiyangli that provides AI assistants with tools and capabilities via the Model Context Protocol. Twilio SMS is a text messaging service for business that offers automated texting and validation, perfect for profession It is categorized under communication.
You can install Twilio SMS in your AI client of choice. Use the install panel on this page to get one-click setup for Cursor, Claude Desktop, VS Code, and other MCP-compatible clients. This server runs locally on your machine via the stdio transport.
A Model Context Protocol (MCP) server that enables Claude and other AI assistants to send SMS and MMS messages using Twilio.
nvm (Node Version Manager):
nvm install 18.14.2
nvm alias default 18.14.2
npx -y @yiyang.1i/sms-mcp-server
The server requires three environment variables:
ACCOUNT_SID: Your Twilio account SIDAUTH_TOKEN: Your Twilio auth tokenFROM_NUMBER: Your Twilio phone number (in E.164 format, e.g., +11234567890)To use this server with Claude Desktop, add the following to your configuration file:
macOS: ~/Library/Application Support/Claude/claude_desktop_config.json
Windows: %APPDATA%\Claude\claude_desktop_config.json
{
"mcpServers": {
"twilio": {
"command": "npx",
"args": [
"-y",
"@yiyang.1i/sms-mcp-server"
],
"env": {
"ACCOUNT_SID": "your_account_sid",
"AUTH_TOKEN": "your_auth_token",
"FROM_NUMBER": "your_twilio_number"
}
}
}
}
After that, restart Claude Desktop to reload the configuration. If connected, you should see Twilio under the 🔨 menu.
Here are some natural ways to interact with the server through Claude:
Send a text message to the number +11234567890 saying "Don't forget about dinner tonight!"
Write a haiku about autumn and send it to my number +11234567890
Common error messages and solutions:
"Phone number must be in E.164 format"
"Invalid credentials"
Contributions are welcome! Please read our contributing guidelines before submitting pull requests.
This project is licensed under the MIT License - see the LICENSE file for details.
Please do not include any sensitive information (like phone numbers or Twilio credentials) in GitHub issues or pull requests.
Steps
Troubleshooting
✓ Do
✗ Don't
💡 Pro Tips
Architecture
Model Context Protocol standardizes how AI hosts (Claude, Cursor) communicate with external tools and data sources through server implementations.
Protocols
Compatibility
✓ Use when
Use when you need Claude to access external data, execute actions, or integrate with tools. Best for extending AI capabilities beyond conversation.
✗ Avoid when
Avoid when native integrations exist (use official APIs directly), for real-time critical systems, or when security/compliance requires zero external dependencies.
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