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API Documentation
Access real-time and historical Bitcoin market data, on-chain metrics, and derivatives flows directly from BitcoinCounterFlow.
The examples below use your own key. We do not expose or ship administrator secrets.
Private API access
API key generation, rotation, and usage visibility live in your account area.
This section is reserved for Nakamoto PRO, Enterprise, and administrator accounts.
GET
/api/bitcoin-performance
Returns Bitcoin historical performance data relative to other assets.
Parameters
| Parameter | Required | Description |
|---|---|---|
apikey | Yes | Your unique authentication key. |
days | No | Filter data by days. |
interval | No | Filter data by interval. |
Interactive ConsoleUse your own key
GET https://api.bitcoincounterflow.com/api/bitcoin-performance?apikey=YOUR_API_KEY&days=120&interval=4h