Authenticate requests by including your API key in the X-API-Key header. Generate API keys from your account settings.
curl -H "X-API-Key: oddpool_your_api_key" \
"https://api.oddpool.com/whales/user/events"
Endpoint access by plan
| Endpoint group | Required plan | Price |
|---|
| Search | Free | Free |
| Historical data | Free | Free |
| WebSocket feeds | Free+ | Free (dist only), Pro+ for book/trade/snapshot |
| Whale tracking | Pro | 30/mo |
| Arbitrage | Premium | 100/mo |
| Price spreads | Premium | 100/mo |
Keep your API key confidential. Do not expose it in client-side code or public repositories.
401 (invalid key) or 403 (insufficient tier) response. 
