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bykaranteli.com x402 oi-history
https://bykaranteli.com/api/x402/oi-history
payable
Five minute open interest history for the major perpetuals in base units and USD, normalised across symbols and retained on our side, so one query replaces per-symbol paginated pulls against exchange endpoints.
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- 5000 atomic
- Network
- solana
- Pay to
- 4JgPtoBWkQyG3QffVJC3bfgk7SCQrz9bx2SAEUTSVqzK
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 418 ms
- Payment options
- 2 usable of 2
- Last checked
- 2026-08-10T09:11:59.743Z (1d ago)
- Category
- search
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fbykaranteli.com%2Fapi%2Fx402%2Foi-history"