Connecting Cursor AI to Inbound Phone Pools via Model Context Protocol

Integrate SMSRiver MCP server with Cursor IDE. Allow Cursor Composer to inspect incoming SMS messages, validate webhooks, and debug 2FA workflows in real-time.

Key Takeaway & Executive Summary

Configure Cursor's native MCP integration to query live SMS test inboxes directly from the Composer chat window during development.

Cursor IDE features native support for Model Context Protocol servers in Cursor Composer. By adding SMSRiver to Cursor's MCP configuration, developers can ask questions like 'What was the last verification code sent to our test number?' directly inside their code editor.

1 Cursor MCP Setup Instructions

1. Open Cursor Settings > Features > MCP.
2. Click 'Add New MCP Server'.
3. Set Name to 'smsriver', Type to 'command', and Command to 'npx -y @smsriver/mcp-server'.
4. Add SMSRIVER_API_KEY environment variable.

Frequently Asked Questions • Model Context Protocol & AI Agents

Can Cursor use MCP tools to write tests automatically?

Yes. Cursor can generate end-to-end tests that incorporate SMSRiver MCP helper calls to automate verification challenges seamlessly.

Connecting Cursor AI to Inbound Phone Pools via Model Context Protocol

1 Cursor MCP Setup Instructions

Frequently Asked Questions • Model Context Protocol & AI Agents

Related Technical Articles & Deep Dives

Building Model Context Protocol (MCP) Servers for Telephony and SMS Testing

Using Claude Code to Automate End-to-End User Signups with SMS Verification

Designing Secure JSON-RPC 2.0 Tools for LLM Telephony Event Inspection