TL;DR
Hail is a Model Context Protocol (MCP) server. Phone, SMS & email for AI agents — one remote MCP endpoint, OAuth login, zero install. Install with: Remote MCP: https://mcp.hail.so. Source: https://github.com/hail-hq/hail. It speaks the Model Context Protocol and works with any compatible client (Claude, Cursor, Cline, Windsurf, Warp and more).
Hail
Phone, SMS & email for AI agents — one remote MCP endpoint, OAuth login, zero install.
Install Command
Remote MCP: https://mcp.hail.soFrequently Asked Questions
Hail is a Model Context Protocol server that Phone, SMS & email for AI agents — one remote MCP endpoint, OAuth login, zero install.
You can install it by running the install command: `Remote MCP: https://mcp.hail.so`. It then becomes available to any MCP-compatible client such as Claude, Cursor, Cline, Windsurf.
The Hail MCP Server is compatible with any client that speaks the Model Context Protocol — including Claude, Cursor, Cline, Windsurf.
Check the project license on its repository before use.
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- Last Updated
- Aug 12, 2026
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Client Compatibility
Speaks the Model Context Protocol — works with any compatible client.