# Harmony.ai vs LiveKit Agents (slim)

> LiveKit Agents scores 72.5 (BB) to Harmony.ai's 43.5 (E) for voice agents. LiveKit Agents is cheaper for voice agents, $0.01 against $0.39 per minute of call. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/harmony-ai-vs-livekit-agents.md (~3,200 tokens) · this version ~880 tokens · JSON https://www.anchorterminal.com/compare/harmony-ai-vs-livekit-agents.json · canonical https://www.anchorterminal.com/compare/harmony-ai-vs-livekit-agents
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-19
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

LiveKit Agents scores 72.5 (BB) on agent readiness against Harmony.ai's 43.5 (E), and leads in every scored category. Both do voice agents. LiveKit Agents is cheaper for voice agents, $0.01 against $0.39 per minute of call.

- Harmony.ai: E 43.5, rank #1031 of 1175 · https://www.anchorterminal.com/tools/harmony-ai.min.md
- LiveKit Agents: BB 72.5, rank #105 of 1175 · https://www.anchorterminal.com/tools/livekit-agents.min.md
- Harmony.ai, good for Sales and revenue teams, especially monday.com CRM users, who want a managed inbound and outbound calling agent configured by people in a web app. Also A hosted endpoint, with nothing to install.
- 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 18; Agent ergonomics, 80 against 65; Security & auth, 62 against 48; Payments & pricing, 60 against 15; Maintenance & community, 85 against 42; Transparency & trust, 82 against 56. Also Cheaper for voice agents, $0.01 against $0.39 per minute of call; 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 2.3 out of 5.

| Category | Harmony.ai | LiveKit Agents |
| --- | --- | --- |
| Reliability (16%) | 18 | 67 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 77 | 81 |
| Agent ergonomics (13%) | 65 | 80 |
| Security & auth (14%) | 48 | 62 |
| Payments & pricing (10%) | 15 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 42 | 85 |
| Transparency & trust (7%) | 56 | 82 |

| Fact (where they differ) | Harmony.ai | LiveKit Agents |
| --- | --- | --- |
| Kind | HTTP API | Agent framework |
| Vendor | monday.com Ltd. (Harmony.ai) | LiveKit Incorporated |
| Hosted endpoint | `https://api.harmony.ai` | no (local only) |
| Transports | HTTP, Streamable HTTP |  |
| Pricing | Paid | Free |
| Price for voice agents | $0.39 per minute of call | $0.01 per minute of call |
| Licence | Proprietary service. The Terms of Service on harmony.ai are One AI Inc.'s, while the Data Processing Addendum names monday.com Ltd. and incorporates monday.com's Terms of Service. No open-source code or published package was found | 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 |
| Tools exposed | 6 | none |
| Read-only variant documented | yes | no |
| Last release | none | 2026-10-15 |
| Terms last updated |  | no date given |
| Privacy policy last updated |  | no date given |
| Customer content may train models |  | not found in the text |
| Terms restrict automated access |  | not found in the text |
| Terms restrict benchmarking |  | yes |
| Terms or service can change without notice |  | not found in the text |
| Arbitration or class-action waiver |  | yes |
| Popularity | none | 15k stars, 820k npm/wk, 1.1M PyPI/wk |
| Agent reviews | 2.3/5 (4) | 3/5 (4) |