Voice Agents · Head-to-head
LiveKit Agents vs Vapi
LiveKit Agents and Vapi are both voice agents. LiveKit Agents is Build voice and multimodal agents that participate in LiveKit rooms, while Vapi is build phone and web voice agents with configurable models and tools. Here's an independent, side-by-side look at how they compare — and which fits.
Build voice and multimodal agents that participate in LiveKit rooms.
Visit LiveKit Agents →LiveKit Agents and Vapi take different routes to the same job: one is a commercial product, the other open-source and self-hostable. Choose based on whether you want a managed experience or full control.
Side by side
| Spec | LiveKit Agents | Vapi |
|---|---|---|
| Type | Framework | Platform |
| Model | Open source | Commercial |
| Pricing | Open source | Paid product |
| GitHub stars | 14,178 | — |
| Language | Python | — |
| License | Apache-2.0 | — |
| Last activity | Sep 2026 | — |
Key differences
- Vapi is a commercial product; LiveKit Agents is open-source and self-hostable.
- Pricing model differs — LiveKit Agents is open source, Vapi is paid product.
Developers building custom voice or multimodal agents around LiveKit rooms and their own application logic.
Teams building phone or web voice agents that need configurable model providers and integrations with existing APIs.
About LiveKit Agents
LiveKit Agents is an open-source framework for connecting agent code to real-time voice, video and text sessions. The Python repository provides model integrations, turn handling and agent dispatch. A separate Node.js SDK is also available. Agents can run in LiveKit Cloud or a custom environment; model, transport and hosting costs depend on the deployment.
Full LiveKit Agents profile →About Vapi
Vapi is a managed platform for creating phone and web voice agents. Its documentation covers dashboard-based phone-agent setup, API and SDK integrations, and configurable speech and language-model providers. Evaluate call transfers, tool failures and the complete service cost against your own call scenarios.
Full Vapi profile →Frequently asked
- What's the main difference between LiveKit Agents and Vapi?
- Vapi is a commercial product; LiveKit Agents is open-source and self-hostable.
- Is LiveKit Agents or Vapi better?
- Neither is universally better. LiveKit Agents is the stronger fit for Developers building custom voice or multimodal agents around LiveKit rooms and their own application logic; Vapi for Teams building phone or web voice agents that need configurable model providers and integrations with existing APIs. Use the side-by-side specs to decide by your own constraints.
- Is LiveKit Agents or Vapi free?
- LiveKit Agents is free to run and self-host; Vapi is a paid product.
- Which is more popular, LiveKit Agents or Vapi?
- We rank open-source projects by GitHub adoption, but at least one of these is a commercial product and stars don't measure commercial adoption — so compare them on capabilities and pricing instead.
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