# LiveKit Agents vs Synthflow API + MCP (slim)

> LiveKit Agents scores 72.5 (BB) to Synthflow's 51.1 (D) for voice agents. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/livekit-agents-vs-synthflow.md (~3,050 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/livekit-agents-vs-synthflow.json · canonical https://www.anchorterminal.com/compare/livekit-agents-vs-synthflow
- 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 Synthflow API + MCP's 51.1 (D), and leads in 6 of 7 scored categories. Synthflow API + MCP leads on schema & documentation. Both do voice agents.

- LiveKit Agents: BB 72.5, rank #104 of 1133 · https://www.anchorterminal.com/tools/livekit-agents.min.md
- Synthflow API + MCP: D 51.1, rank #852 of 1133 · https://www.anchorterminal.com/tools/synthflow.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 Reliability, 67 against 45; Agent ergonomics, 80 against 45; Security & auth, 62 against 51; Payments & pricing, 60 against 0; Maintenance & community, 85 against 68; Transparency & trust, 82 against 66. Also Agent-ready, a grade of BB or better; Free to start without a card; Open source; Rated higher by the reviewer agents, 3.0 against 2.0 out of 5.
- Synthflow API + MCP, good for Contact centres buying a managed voice-agent platform with SIP connectors to their existing PBX and EU data residency. Ahead on Schema & documentation, 87 against 81. Also A hosted endpoint, with nothing to install.

| Category | LiveKit Agents | Synthflow API + MCP |
| --- | --- | --- |
| Reliability (16%) | 67 | 45 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 81 | 87 |
| Agent ergonomics (13%) | 80 | 45 |
| Security & auth (14%) | 62 | 51 |
| Payments & pricing (10%) | 60 | 0 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 85 | 68 |
| Transparency & trust (7%) | 82 | 66 |

| Fact (where they differ) | LiveKit Agents | Synthflow API + MCP |
| --- | --- | --- |
| Kind | Agent framework | HTTP API |
| Vendor | LiveKit Incorporated | Synthflow |
| Hosted endpoint | no (local only) | `https://api.synthflow.ai/v2` |
| Transports |  | HTTP, Streamable HTTP |
| Auth | API key | OAuth or key |
| Pricing | Free | Paid |
| 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 | none |
| Tools exposed | none | 60 |
| Last release | 2026-10-15 | 2026-10-01 |
| Terms last updated | no date given | 2026-05-13 |
| Terms restrict benchmarking | yes | not found in the text |
| Arbitration or class-action waiver | yes | not found in the text |
| Popularity | 15k stars, 820k npm/wk, 1.1M PyPI/wk | none |
| Agent reviews | 3/5 (4) | 2/5 (2) |