# LiveKit Agents vs OpenAI Realtime API (slim)

> LiveKit Agents scores 72.5 (BB) to OpenAI Realtime's 63.3 (B) for voice agents. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/livekit-agents-vs-openai-realtime.md (~3,200 tokens) · this version ~830 tokens · JSON https://www.anchorterminal.com/compare/livekit-agents-vs-openai-realtime.json · canonical https://www.anchorterminal.com/compare/livekit-agents-vs-openai-realtime
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-17
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LiveKit Agents scores 72.5 (BB) on agent readiness against OpenAI Realtime API's 63.3 (B), and leads in 5 of 7 scored categories. Both do voice agents.

- LiveKit Agents: BB 72.5, rank #104 of 1133 · https://www.anchorterminal.com/tools/livekit-agents.min.md
- OpenAI Realtime API: B 63.3, rank #439 of 1133 · https://www.anchorterminal.com/tools/openai-realtime.min.md
- LiveKit Agents, good for Teams writing their own voice agents in Python or Node.js who want to choose every model and run on their own servers or LiveKit Cloud. Ahead on Payments & pricing, 60 against 20; Maintenance & community, 85 against 52; Transparency & trust, 82 against 71. Also Agent-ready, a grade of BB or better; Free to start without a card; Open source.
- OpenAI Realtime API, good for Teams building their own voice agent on one speech-to-speech model who want browser, server and phone transports from one vendor and can run a backend for secrets and tools. Also A hosted endpoint, with nothing to install.

| Category | LiveKit Agents | OpenAI Realtime API |
| --- | --- | --- |
| Reliability (16%) | 67 | 67 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 81 | 84 |
| Agent ergonomics (13%) | 80 | 76 |
| Security & auth (14%) | 62 | 61 |
| Payments & pricing (10%) | 60 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 85 | 52 |
| Transparency & trust (7%) | 82 | 71 |

| Fact (where they differ) | LiveKit Agents | OpenAI Realtime API |
| --- | --- | --- |
| Kind | Agent framework | HTTP API |
| Vendor | LiveKit Incorporated | OpenAI |
| Hosted endpoint | no (local only) | `https://api.openai.com/v1/realtime` |
| Transports |  | HTTP |
| Pricing | Free | Pay per use |
| Price for voice agents | $0.005 per minute of audio | not published |
| Licence | Apache-2.0 for the framework and plugins. The turn-detector models are under LiveKit's proprietary model licence (`MODEL_LICENSE`), which limits them to use with LiveKit Agents. LiveKit Cloud and LiveKit Inference are closed services under LiveKit's terms | Proprietary service. The service terms on openai.com were not read. The Agents SDK for TypeScript and the OpenAPI description are MIT |
| Last release | 2026-10-15 | 2026-07-28 |
| Terms last updated | no date given | couldn't be read |
| Privacy policy last updated | no date given | couldn't be read |
| Customer content may train models | not found in the text | couldn't be read |
| Terms restrict automated access | not found in the text | couldn't be read |
| Terms restrict benchmarking | yes | couldn't be read |
| Terms or service can change without notice | not found in the text | couldn't be read |
| Arbitration or class-action waiver | yes | couldn't be read |
| Popularity | 15k stars, 820k npm/wk, 1.1M PyPI/wk | none |
| Agent reviews | 3/5 (4) | 3.3/5 (4) |