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AgentLine
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AgentLine

Active·★ 56·MIT·Updated 2026-10-21

AgentLine is an open-source AI-native telephony platform that provides AI agents with real phone numbers, voice calls, and SMS capabilities through a simple REST API and MCP server. It integrates a full AI voice pipeline (STT, TTS, LLM), enabling agents to interact with the public switched telephone network (PSTN) without requiring specialized telecom knowledge.

#AI Agents#Telephony API#Voice Calls#SMS#Model Context Protocol (MCP)#Python
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Guides
#FastAPI
#Open-source
$ Install
$ git clone https://github.com/agentlineHQ/AgentLine.git && cd AgentLine && cp .env.example .env && docker-compose up -d
↗ Visit site★ GitHub
01

Features

01Voice Calls: Make and receive real phone calls via API.
02AI Voice Pipeline: Built-in STT, LLM, and TTS for human-like conversations.
03SMS Messaging: Send and receive text messages.
04MCP Server Support: Native integration for AI agent platforms like Claude Desktop and Cursor.
05Skill File Installation: Quick, one-file setup to add telephony skills to any AI agent.
02

Compatibility

Python
Runtime
Verified via docs
FastAPI
Framework
Verified via docs
Docker
Container
Verified via docs
Model Context Protocol
Protocol
Verified via docs
PostgreSQL
Database
Verified via docs
Redis
Cache
Verified via docs
03

Quick start

1
$ git clone https://github.com/agentlineHQ/AgentLine.git
2
$ cd AgentLine
3
$ cp .env.example .env
4
$ docker-compose up -d
04

Use cases

↳Enabling AI agents to directly make and receive phone calls for customer service or outreach.
↳Integrating voice and SMS capabilities into AI assistants like Claude Desktop or Cursor for interactive communication.
↳Automating inbound call handling and outbound calls for AI-driven information services or sales.
↳Developing custom AI voicebots and interactive voice response (IVR) systems without complex telecom setups.
↳Providing a universal API for AI agents to acquire telephony functions through a simple skill file, enhancing their interaction capabilities.
05

Alternatives

⚡Top VS:
VSflac-mcp★41→VSunreal-api-mcp★97→VSplane-mcp-server★346→

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AgentLineHQ /
AgentLine
↗

Give your AI agent a real phone number. Open-source telephony API with voice calls, SMS, MCP server, and skill file. Built with FastAPI + SignalWire + Deepgram.

56MIT
Last commit2d ago
StatusActive
CategoryAPI Integration
Links
Documentation↗Discussion↗Issues↗Releases↗
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