# Nager.Date on Onekey

> 5 endpoints for Nager.Date (5 stable, 0 beta), 1 to 5 credits each. Category: Fun & utilities. 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/nager
Reference (Markdown): https://onekey.dev/docs/api/nager.md
All docs: https://onekey.dev/llms.txt

## Canonical fields returned

Unified-schema fields (same names on every platform), with how many of the 5 mapped Nager.Date endpoints return each:

- `entity.name` (string): 4
- `entity.category` (string): 3
- `entity.date` (ISO 8601 date): 3
- `entity.description` (string): 3
- `entity.id` (string): 2
- `entity.createdAt` (ISO 8601 date): 1
- plus 6 platform-specific fields under `ext.`

## Endpoints

### nager.countries

Countries supported by the holiday API.
- Price: 5 credits per fresh call. Status: stable. Returns: a list.
- Request: `GET https://api.onekey.dev/v1/nager/countries` with header `x-api-key: YOUR_API_KEY`
- Parameters: none
- Fields returned: `entity.id`, `entity.name`
- Reference: https://onekey.dev/docs/api/nager/countries.md

### nager.country_info

Country info (names, region, borders) from the holiday API.
- Price: 1 credit per fresh call. Status: stable. Returns: one record.
- Request: `GET https://api.onekey.dev/v1/nager/country_info?country=us` with header `x-api-key: YOUR_API_KEY`
- Parameters:
  - `country` (string, required): ISO 3166-1 alpha-2, e.g. US
- Fields returned: `entity.id`, `entity.name`, `entity.description`, `entity.category`, `ext.firstBorder`
- Reference: https://onekey.dev/docs/api/nager/country_info.md

### nager.long_weekends

Long weekends of a country in a year.
- Price: 5 credits per fresh call. Status: stable. Returns: a list.
- Request: `GET https://api.onekey.dev/v1/nager/long_weekends?year=2025&country=us` with header `x-api-key: YOUR_API_KEY`
- Parameters:
  - `year` (string, required): Year
  - `country` (string, required): ISO 3166-1 alpha-2, e.g. US
- Fields returned: `entity.date`, `entity.createdAt`, `ext.days`, `ext.needsBridgeDay`
- Reference: https://onekey.dev/docs/api/nager/long_weekends.md

### nager.next_holidays

Upcoming public holidays of a country.
- Price: 5 credits per fresh call. Status: stable. Returns: a list.
- Request: `GET https://api.onekey.dev/v1/nager/next_holidays?country=us` with header `x-api-key: YOUR_API_KEY`
- Parameters:
  - `country` (string, required): ISO 3166-1 alpha-2, e.g. US
- Fields returned: `entity.date`, `entity.name`, `entity.description`, `entity.category`, `ext.symbol`
- Reference: https://onekey.dev/docs/api/nager/next_holidays.md

### nager.public_holidays

Public holidays of a country in a year.
- Price: 5 credits per fresh call. Status: stable. Returns: a list.
- Request: `GET https://api.onekey.dev/v1/nager/public_holidays?year=2025&country=us` with header `x-api-key: YOUR_API_KEY`
- Parameters:
  - `year` (string, required): Year
  - `country` (string, required): ISO 3166-1 alpha-2, e.g. US
- Fields returned: `entity.date`, `entity.name`, `entity.description`, `entity.category`, `ext.symbol`, `ext.nationwide`, `ext.fixedDate`
- Reference: https://onekey.dev/docs/api/nager/public_holidays.md

## Sample request

```bash
curl "https://api.onekey.dev/v1/nager/country_info?country=us" \
  -H "x-api-key: YOUR_API_KEY"
```