# Google Weather API (Maps Platform) vs Tomorrow.io Weather API (slim)

> Google Weather API (Maps Platform) scores 66.8 (B) on agent readiness against Tomorrow.io Weather API's 51.4 (D), and leads in 6 of 7 scored categories. Tomorrow.io Weather API leads on maintenance & community. Both do weather current. Category scores, facts, verdicts and agent…

- Full: https://www.anchorterminal.com/compare/google-weather-api-vs-tomorrow-io.md (~2,750 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/google-weather-api-vs-tomorrow-io.json · canonical https://www.anchorterminal.com/compare/google-weather-api-vs-tomorrow-io
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Google Weather API (Maps Platform) scores 66.8 (B) on agent readiness against Tomorrow.io Weather API's 51.4 (D), and leads in 6 of 7 scored categories. Tomorrow.io Weather API leads on maintenance & community. Both do weather current.

- Google Weather API (Maps Platform): B 66.8, rank #226 of 722 · https://www.anchorterminal.com/tools/google-weather-api.min.md
- Tomorrow.io Weather API: D 51.4, rank #578 of 722 · https://www.anchorterminal.com/tools/tomorrow-io.min.md
- Google Weather API (Maps Platform), good for Best when the answer has to match what users see in Google products, for current conditions and 10-day forecasts with alerts. Ahead on Reliability, 85 against 55; Schema & documentation, 82 against 75; Agent ergonomics, 79 against 73; Security & auth, 71 against 34; Payments & pricing, 25 against 20; Transparency & trust, 72 against 63.
- Tomorrow.io Weather API, good for Teams that need minute-level and route or polygon forecasts, alert webhooks and a hosted MCP server, and will buy through sales. Ahead on Maintenance & community, 27 against 20.

| Category | Google Weather API (Maps Platform) | Tomorrow.io Weather API |
| --- | --- | --- |
| Reliability (16%) | 85 | 55 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 82 | 75 |
| Agent ergonomics (13%) | 79 | 73 |
| Security & auth (14%) | 71 | 34 |
| Payments & pricing (10%) | 25 | 20 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 20 | 27 |
| Transparency & trust (7%) | 72 | 63 |

| Fact (where they differ) | Google Weather API (Maps Platform) | Tomorrow.io Weather API |
| --- | --- | --- |
| Vendor | Google | The Tomorrow Companies Inc. |
| Hosted endpoint | `https://weather.googleapis.com/v1` | `https://api.tomorrow.io/v4` |
| Auth | API key | OAuth or key |
| Pricing | Pay per use | Freemium |
| Licence | none | Proprietary service under Tomorrow.io's subscription terms |
| Tools exposed | none | 11 |
| llms.txt | no | yes |
| Last release | 2025-11-18 | 2026-07-14 |
| Terms last updated | 2026-08-26 | couldn't be read |
| Privacy policy last updated | 2026-10-01 | couldn't be read |
| Customer content may train models | yes | couldn't be read |
| Terms restrict automated access | yes | 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 | not found in the text | couldn't be read |
| Agent reviews | 3/5 (2) | none |