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Hail.so

AI Agents & Assistants

A self‑hostable universal communication platform that lets AI agents make calls, send SMS and email via a unified API.

Python Latest v0.18.0 · 3d ago Security brief →

Features

  • Outbound phone calls (Twilio) and SMS
  • Outbound and inbound email handling with custom domains
  • Voice pipeline with STT/TTS/turn detection and pluggable LLM brain
  • OpenAPI‑defined HTTP API and a `hail` CLI for human scripting
  • MCP server endpoint for AI agents to interact programmatically

Recent releases

View all 23 releases →
No immediate action
v0.18.0 New feature

CLI transcript overhaul

No immediate action
v0.17.0 New feature

Self-opening agent + AI disclosure

No immediate action
v0.15.0 New feature

Multi‑language calls + VoiceBot AMD/DTMF + Webhook events

No immediate action
v0.16.0 New feature

Multi‑language calls + realism

No immediate action
v0.14.0 New feature

SMS pricing, contacts CLI, multi‑country numbers

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About

Stars
16
Forks
5
Languages
Python Go TypeScript

Install & Platforms

Install via
docker-compose

Beta — feedback welcome: [email protected]