# Yahoo Finance adapter reference

Use this as compact context for the Yahoo Finance adapter in bluedoor.

Primary URLs:

- Landing page: https://bluedoor.sh/adapters/yahoo-finance
- Docs: https://bluedoor.sh/adapters/yahoo-finance/docs
- OpenAPI JSON: https://bluedoor.sh/adapters/yahoo-finance/docs/openapi.json
- bluedoor adapter API base URL: https://api.bluedoor.sh/adapters/yahoo-finance/v1
- Current source API host: https://api.yfin.dev
- Source health: https://api.yfin.dev/v1/health
- Source catalog: https://api.yfin.dev/v1/endpoints

Role:

- Adapter ID: yfin
- Upstream: finance.yahoo.com
- Summary: Source-native Yahoo Finance-backed routes for quotes, historical prices, options, screeners, and fundamentals.
- Fit: Use this adapter when you need Yahoo-shaped market data directly. Use Financial Data when you want normalized multi-source responses.
- Adapters are not standalone bluedoor products. They are source-native connectors that power larger APIs, especially Financial Data.

Coverage:

- Quote snapshots
- Historical prices
- Fundamentals and ratings
- Options and screeners

Representative routes:

- /v1/quote: single or batch quotes
- /v1/history: chart and historical OHLCV
- /v1/fundamentals: quote-summary fundamentals

Examples:

```bash
curl "https://api.bluedoor.sh/adapters/yahoo-finance/v1/health"
curl "https://api.bluedoor.sh/adapters/yahoo-finance/v1/quote"
curl "https://bluedoor.sh/adapters/yahoo-finance/docs/openapi.json"
```