API guides/Geo, weather, and places
Open-Meteo JSON forecasts with no API key for non-commercial use. Attribution required. Paid plans for commercial volume.
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Geo, weather, and places
You need latitude and longitude (from a geocoder or a known point). Open-Meteo is the usual no-key forecast API. The free path is not “unlimited commercial.”
GET https://api.open-meteo.com/v1/forecast
HTTPS
Yes
API key
No key
CORS
Usually yes
Use
See limits
Limits. Free non-commercial use on the order of 10,000 calls/day. Attribution (CC BY 4.0 data). Commercial needs a plan.
Commercial. Not covered by the no-key free path. See Open-Meteo pricing.
Note. You must attribute Open-Meteo / the underlying models as they document.
curl -sS "https://api.open-meteo.com/v1/forecast?latitude=12.97&longitude=77.59¤t=temperature_2m"PureDevKit does not host or proxy these APIs. Pricing, rate limits, CORS, authentication, and JSON shapes can change without notice. Always confirm the current rules on the provider’s official documentation before you ship.