Data

SYNTHORA Open Interest Oracle

openinterest.hergertsynthora.com

Pay-per-call API returning live Hyperliquid perpetuals data for 230+ assets: open interest, funding rate (hourly, 8h, APR), mark and oracle price, premium, 24h volume and a crowded long/short signal, plus cross-venue funding vs Bybit and Binance. Ed25519-signed. First 3 calls free per wallet.

Back to service market

HTTP x402 online test

Send an unpaid request using the provider's template and inspect the 402 payment requirements returned by the service.

POST
https://openinterest.hergertsynthora.com/service
Service tags
returning
hyperliquid
perpetuals
assets
Service information
Provider
openinterest.hergertsynthora.com
Category
Data
Uptime (30 days)
100%
Avg response time (30 days)
546 ms
Information updated
Aug 15, 2026
Payment details
Option 1
exact
eip155:8453
Atomic amount
100000
Payment timeout
300 seconds
Asset
USD Coin · 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
Recipient
0x10800a5a5B9d72251566EC651E862A8b4B427dE0