# openFDA on Onekey

> 3 endpoints for openFDA (3 stable, 0 beta), 5 credits each. Category: Science & research. 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/openfda
Reference (Markdown): https://onekey.dev/docs/api/openfda.md
All docs: https://onekey.dev/llms.txt

## Canonical fields returned

Unified-schema fields (same names on every platform), with how many of the 3 mapped openFDA endpoints return each:

- `content.createdAt` (ISO 8601 date): 2
- `content.id` (string): 2
- `content.text` (string): 2
- `content.title` (string): 2
- `entity.status` (string): 2
- `listing.company` (string): 2
- `entity.id` (string): 1
- `entity.name` (string): 1
- plus 5 platform-specific fields under `ext.`

## Endpoints

### openfda.drug_labels

Search FDA drug labels (brand, purpose, indications).
- Price: 5 credits per fresh call. Status: stable. Returns: a list.
- Request: `GET https://api.onekey.dev/v1/openfda/drug_labels?q=aspirin` with header `x-api-key: YOUR_API_KEY`
- Parameters:
  - `q` (string, required): openFDA search, e.g. aspirin
- Fields returned: `entity.id`, `entity.name`, `ext.generic`, `ext.manufacturer`, `ext.purpose`, `ext.indications`
- Reference: https://onekey.dev/docs/api/openfda/drug_labels.md

### openfda.drug_recalls

FDA drug recalls (enforcement reports).
- Price: 5 credits per fresh call. Status: stable. Returns: a list.
- Request: `GET https://api.onekey.dev/v1/openfda/drug_recalls` with header `x-api-key: YOUR_API_KEY`
- Parameters: none
- Fields returned: `content.id`, `content.title`, `content.text`, `listing.company`, `entity.status`, `content.createdAt`, `ext.classification`
- Reference: https://onekey.dev/docs/api/openfda/drug_recalls.md

### openfda.food_recalls

FDA food product recalls (enforcement reports).
- Price: 5 credits per fresh call. Status: stable. Returns: a list.
- Request: `GET https://api.onekey.dev/v1/openfda/food_recalls` with header `x-api-key: YOUR_API_KEY`
- Parameters: none
- Fields returned: `content.id`, `content.title`, `content.text`, `listing.company`, `entity.status`, `content.createdAt`, `ext.classification`
- Reference: https://onekey.dev/docs/api/openfda/food_recalls.md

## Sample request

```bash
curl "https://api.onekey.dev/v1/openfda/drug_labels?q=aspirin" \
  -H "x-api-key: YOUR_API_KEY"
```