API3 is an oracle protocol enabling data providers to run their own first-party oracles (Airnode) and offering dAPIs and OEV auctions that return oracle-extractable value to users. It is oracle infrastructure, not an exchange.
Key Facts
| Item | Details |
|---|---|
| Type | First-party oracle protocol |
| Token | API3 |
| Tech | Airnode, dAPIs, OEV |
| Role | DeFi data |
| Trading | Not an exchange / no trading venue |
Pros & Cons
Pros
- First-party oracle model
- OEV value recovery
- Transparent data sourcing
- Multi-chain dAPIs
Cons
- Smaller than Chainlink
- Token volatility
- No public market-data API for aggregation
Summary
API3 champions first-party oracles and returns oracle-extractable value to users via OEV. Oracle infrastructure, not a trading venue.