# The Weather Company Data APIs vs Xweather Weather API (slim)

> Xweather Weather API scores 67.1 (B) on agent readiness against The Weather Company Data APIs's 52.6 (D), and leads in every scored category. Both do weather current. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/weather-company-vs-xweather.md (~2,800 tokens) · this version ~730 tokens · JSON https://www.anchorterminal.com/compare/weather-company-vs-xweather.json · canonical https://www.anchorterminal.com/compare/weather-company-vs-xweather
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-08

Xweather Weather API scores 67.1 (B) on agent readiness against The Weather Company Data APIs's 52.6 (D), and leads in every scored category. Both do weather current.

- The Weather Company Data APIs: D 52.6, rank #565 of 722 · https://www.anchorterminal.com/tools/weather-company.min.md
- Xweather Weather API: B 67.1, rank #219 of 722 · https://www.anchorterminal.com/tools/xweather.min.md
- The Weather Company Data APIs, good for A business that wants one contract for global forecasts, 4 km current conditions, alerts, imagery, aviation and deep history, and that can go through sales.
- Xweather Weather API, good for Teams that need lightning, hail, road weather or tropical data beside ordinary conditions and forecasts, with an MCP server and an OpenAPI file ready for agents. Ahead on Schema & documentation, 83 against 67; Agent ergonomics, 78 against 54; Payments & pricing, 32 against 20; Maintenance & community, 81 against 36; Transparency & trust, 68 against 49.

| Category | The Weather Company Data APIs | Xweather Weather API |
| --- | --- | --- |
| Reliability (16%) | 73 | 74 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 67 | 83 |
| Agent ergonomics (13%) | 54 | 78 |
| Security & auth (14%) | 48 | 52 |
| Payments & pricing (10%) | 20 | 32 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 36 | 81 |
| Transparency & trust (7%) | 49 | 68 |

| Fact (where they differ) | The Weather Company Data APIs | Xweather Weather API |
| --- | --- | --- |
| Vendor | The Weather Company, LLC | Vaisala Oyj |
| Hosted endpoint | `https://api.weather.com` | `https://data.api.xweather.com` |
| Auth | API key | OAuth or key |
| Pricing | Paid | Freemium |
| Licence | Proprietary service. Use is under a content licensing agreement with The Weather Company, which is not published | Proprietary service under the General Conditions of Subscription Services of Vaisala Group. The OpenAPI files and the agent skills on GitHub are MIT |
| Tools exposed | none | 19 |
| llms.txt | no | yes |
| MCP registry | not listed | `com.xweather/weather` |
| Terms last updated | no document linked | couldn't be read |
| Privacy policy last updated | couldn't be read | 2020-06-01 |
| Customer content may train models |  | couldn't be read |
| Terms restrict automated access |  | couldn't be read |
| Terms restrict benchmarking |  | couldn't be read |
| Terms or service can change without notice |  | couldn't be read |
| Arbitration or class-action waiver |  | couldn't be read |
| Popularity | none | 0 stars, 1.4k npm/wk |