Hail.so – Send and receive emails, calls, SMS via a single MCP/API/CLI

Show HN: Hail.so – Send and receive emails, calls, SMS via a single MCP/API/CLI

Hail.so – Send and receive emails, calls, SMS via a single MCP/API/CLI is active in the show hn launch space.

Profile

Hello HN,Hail is an MCP server, CLI and API for email, SMS and phone calls. Inbound and outbound.It packages Twilio, AWS SES (with or without custom domains), LiveKit, ElevenLabs, Cartesia, and LLM providers under a consistent API.The implementation comes from about a year of production work building industrial AI voicebots, and tooling for all sorts of AI agents.Check the README for the current stack and milestones for what's coming.Open source, self-hostable backend: https://github.com/hail-hq/hail/How this project came about? ----------------------------I spent over a year as CTO of an AI startup building a useful chatbot + voicebot for industrial companies, and the most useful features t

Hail.so – Send and receive emails, calls, SMS via a single MCP/API/CLI is positioned in show hn launch, a segment that rewards a clear, focused offering.

Its current recorded stage is Show HN launch.

Website: hail.so