CosVoice

Real US phone + email for your AI Agent — Grok Bot, Claude, ChatGPT, Cursor, and Meta Muse.

CosVoice gives your AI Agent (Grok Bot, Claude, ChatGPT, Cursor, or Meta Muse) a real US phone number and email. It places and answers calls, books by phone, and sends written summaries. Connect as a remote MCP server at https://cosvoice.com/mcp (Streamable HTTP, OAuth 2.1 / PKCE) or via OpenAPI at https://cosvoice.com/openapi.json. GitHub: https://github.com/CosVoice/cosvoice-mcp. 7-day free trial

Best for agent capabilities

User communication Workflow automation

Useful in agent tasks

Communicate with users

Send timely, personalized messages and handle conversations across channels.

Automate business workflows

Connect services and coordinate durable multi-step operational work.

Overview

Websitecosvoice.com

Authoauth

Pricing$29/month

SDKsmcp, openapi

OpenAPIYes

MCP SupportYes