Open Source Voice Intelligence
Build the Future of Voice AI
Callkit is the open-source platform to create, deploy, and scale intelligent voice agents — built by developers, for developers.
Real-time Voice Stack
STT • LLM • TTS
Multi-Agent Orchestration
Scale Intelligently
Integrate Anywhere
WebRTC • Twilio
Core Features
Everything you need to build production-grade voice AI agents
Open Source Core
Transparent and extensible foundation. Full control over your voice agents.
Real-time Voice Stack
STT, LLM reasoning, and TTS in one seamless flow. Built for production.
Multi-Agent Orchestration
Build systems of talking agents that collaborate and scale together.
Integrate Anywhere
WebRTC, Twilio, or your own voice channel. Connect to any platform.
How It Works
Three simple steps to build your voice AI agent
Design
Define your agent's logic and voice personality with our intuitive builder.
Deploy
Connect to real-time voice interfaces and go live in minutes.
Scale
Monitor, adapt, and collaborate with agents in production.
Why Callkit?
Callkit is built by developers, for developers. We believe in open-source principles and community-driven innovation.
Experience the Power of Voice AI
Watch how Callkit handles real conversations with natural language understanding and intelligent responses
Callkit Agent
Ready to call
Start a demo call
Click the green phone button to begin the simulation
No credit card required • 5-minute setup