# MET Norway on Onekey

> 2 endpoints for MET Norway (2 stable, 0 beta), 1 credit each. Category: Maps, weather & space. One key, one JSON shape.

Base URL: https://api.onekey.dev
Auth: header `x-api-key: <key>`. Call shape: `GET /v1/{platform}/{endpoint}?{params}`.
Every response is `{success, data, metadata, error}`; check `success` first. Cost is in `metadata.credits_charged`. Free when served from cache (0.2 credit for a cached response over 100 KB). Failed and not-found calls are refunded.
Status: stable = verified against the live source; beta = not yet verified, fields may be missing.

Page: https://onekey.dev/platforms/metno
Reference (Markdown): https://onekey.dev/docs/api/metno.md
All docs: https://onekey.dev/llms.txt

## Canonical fields returned

Unified-schema fields (same names on every platform), with how many of the 2 mapped MET Norway endpoints return each:

- `entity.date` (ISO 8601 date): 2
- `entity.category` (string): 1
- `entity.createdAt` (ISO 8601 date): 1
- `place.elevationM` (number): 1
- plus 11 platform-specific fields under `ext.`

## Endpoints

### metno.forecast

Current conditions and next-hour outlook (MET Norway locationforecast compact).
- Price: 1 credit per fresh call. Status: stable. Returns: one record.
- Request: `GET https://api.onekey.dev/v1/metno/forecast?lat=60.1&lon=9.6` with header `x-api-key: YOUR_API_KEY`
- Parameters:
  - `lat` (string, required): Latitude (max 4 decimals)
  - `lon` (string, required): Longitude (max 4 decimals)
- Fields returned: `place.elevationM`, `entity.createdAt`, `entity.date`, `entity.category`, `ext.temperatureC`, `ext.humidityPct`, `ext.windSpeedMs`, `ext.pressureHpa`, `ext.cloudCoverPct`, `ext.precipitationNextHourMm`
- Reference: https://onekey.dev/docs/api/metno/forecast.md

### metno.sun

Sun rise/set/noon times and azimuths (MET Norway) for a coordinate and date.
- Price: 1 credit per fresh call. Status: stable. Returns: one record.
- Request: `GET https://api.onekey.dev/v1/metno/sun?lat=60.1&lon=9.6&date=2024-06-21` with header `x-api-key: YOUR_API_KEY`
- Parameters:
  - `lat` (string, required): Latitude in decimal degrees (-90..90)
  - `lon` (string, required): Longitude in decimal degrees (-180..180)
  - `date` (string, required): Date YYYY-MM-DD
- Fields returned: `entity.date`, `ext.sunrise`, `ext.sunriseAzimuth`, `ext.sunset`, `ext.sunsetAzimuth`, `ext.noonElevationDeg`
- Reference: https://onekey.dev/docs/api/metno/sun.md

## Sample request

```bash
curl "https://api.onekey.dev/v1/metno/forecast?lat=60.1&lon=9.6" \
  -H "x-api-key: YOUR_API_KEY"
```