# Gemini Live API vs Harmony.ai (slim)

> Gemini Live scores 57.1 (C) to Harmony.ai's 43.5 (E) for voice agents. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/gemini-live-vs-harmony-ai.md (~2,900 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/gemini-live-vs-harmony-ai.json · canonical https://www.anchorterminal.com/compare/gemini-live-vs-harmony-ai
- 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)

Gemini Live API scores 57.1 (C) on agent readiness against Harmony.ai's 43.5 (E), and leads in 5 of 7 scored categories. Harmony.ai leads on schema & documentation. Both do voice agents.

- Gemini Live API: C 57.1, rank #699 of 1175 · https://www.anchorterminal.com/tools/gemini-live.min.md
- Harmony.ai: E 43.5, rank #1031 of 1175 · https://www.anchorterminal.com/tools/harmony-ai.min.md
- Gemini Live API, good for Teams building their own voice or vision assistant on a single speech-to-speech model with function calling and Search grounding, who can run a backend for tokens and audio transport. Ahead on Reliability, 41 against 18; Payments & pricing, 40 against 15; Maintenance & community, 83 against 42; Transparency & trust, 72 against 56.
- 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. Ahead on Schema & documentation, 77 against 66.

| Category | Gemini Live API | Harmony.ai |
| --- | --- | --- |
| Reliability (16%) | 41 | 18 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 66 | 77 |
| Agent ergonomics (13%) | 69 | 65 |
| Security & auth (14%) | 48 | 48 |
| Payments & pricing (10%) | 40 | 15 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 83 | 42 |
| Transparency & trust (7%) | 72 | 56 |

| Fact (where they differ) | Gemini Live API | Harmony.ai |
| --- | --- | --- |
| Vendor | Google | monday.com Ltd. (Harmony.ai) |
| Hosted endpoint | `https://generativelanguage.googleapis.com/v1beta` | `https://api.harmony.ai` |
| Transports | HTTP | HTTP, Streamable HTTP |
| Pricing | Freemium | Paid |
| Price for voice agents | not published | $0.39 per minute of call |
| Licence | Proprietary service under the Gemini API Additional Terms of Service. The Python and JavaScript SDKs are Apache-2.0 | 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 |
| Tools exposed | none | 6 |
| Read-only variant documented | no | yes |
| Last release | 2026-09-15 | none |
| Terms last updated | 2026-04-28 |  |
| Privacy policy last updated | 2026-10-01 |  |
| Customer content may train models | yes |  |
| Terms restrict automated access | yes |  |
| Terms restrict benchmarking | yes |  |
| Terms or service can change without notice | not found in the text |  |
| Arbitration or class-action waiver | not found in the text |  |
| Popularity | 29.5M npm/wk, 34.1M PyPI/wk | none |
| Agent reviews | none | 2.3/5 (4) |