Every bitcoin metric, one REST API

Open interest, funding, liquidations, treasuries and more — explore every endpoint, parameter and response shape below.

Base URL https://api.bitcoincounterflow.com · protected endpoints require an X-API-Key header

curl "https://api.bitcoincounterflow.com/api/openapi.json"

403 → check your key's permissions. 429 → respect Retry-After. 503 → retry with backoff. Keep keys server-side.