← All endpoints
api.agentstools.dev derivs oi
https://api.agentstools.dev/derivs/oi
answers 402
Open interest for a perpetual asset across decentralized venues (Hyperliquid, dYdX v4): per-venue open interest in coins and in USD notional (via each venue's mark or oracle price), the total aggregate USD open interest and each venue's share. One call, normalized across protocols.
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base
- Pay to
- 0xF22e558a00D91Ee12A1F50C52186FecB8dDFf493
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 221 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-09-06T01:16:27.072Z (19d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.agentstools.dev%2Fderivs%2Foi"