Services tagged “open-interest”
Services that meet our listing criteria. Include everything we watch. The same metrics for each. Agents can run the same query at /api/v1/services.
| Our checks (unpaid requests) | Payment terms | Our checks (unpaid requests) | Payment terms | Reported by the registry | Listing | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Service | Latest scheduled check | Last 30 checks, oldest to newest | Scheduled checks passed (7-day window) | Scheduled checks passed / run (30-day window) | Response time of latest check (ms) | Check schedule | Freshness | Monitoring since | Lowest price per call (US$) | Access | Tools | Payment protocols offered | Payment networks | Payment-terms changes (90 days) | Registry: unique payers (30 days) | Registry: paid calls (30 days) | What it does (capability tree) | Type | Added from | Purpose tags | Provider | Endpoint we check |
| Otto AIx402.ottoai.services | Live, payment required · HTTP 402 | 3 passed, 0 failed, 27 not run, of the last 30 checks | short history3 of 3 run | short history3 of 3 run · 0 missed · 2 days | 142 | daily | Fresh | 2026-10-16 | $0.001registry's terms | Paymentx402 | — | x402 | eip155:8453 | 0since 2026-10-16 | 68 | 106 | Crypto derivatives | Paid API | A public registry | hyperliquid-marketperps-market-datafunding-rate+1 | ottoai.services147 endpoints | GET x402.ottoai.services/hyperliquid-market |
| Otto AIx402.ottoai.services | Live, payment required · HTTP 402 | 3 passed, 0 failed, 27 not run, of the last 30 checks | short history3 of 3 run | short history3 of 3 run · 0 missed · 2 days | 165 | daily | Fresh | 2026-10-16 | $0.001registry's terms | Paymentx402 | — | x402 | eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | 0since 2026-10-16 | 50 | 73 | Crypto derivatives | Paid API | A public registry | funding-ratesfunding-arbitrageopen-interest+2 | ottoai.services147 endpoints | GET x402.ottoai.services/funding-rates |
| hyperextendapi.hyperextend.xyz | Live, payment required · HTTP 402 | 3 passed, 0 failed, 27 not run, of the last 30 checks | short history3 of 3 run | short history3 of 3 run · 0 missed · 2 days | 1102 | daily | Fresh | 2026-10-16 | $0.002registry's terms | Paymentx402 | — | x402 | eip155:8453hyperliquid:mainnet | 0since 2026-10-16 | 25 | 33 | Crypto prices and market data | Paid API | A public registry | hyperliquidmarket-datacandles+2 | hyperextend.xyz8 endpoints | GET api.hyperextend.xyz/v1/candles/BTC/1m/la… |
| hyperextendapi.hyperextend.xyz | Live, payment required · HTTP 402 | 3 passed, 0 failed, 27 not run, of the last 30 checks | short history3 of 3 run | short history3 of 3 run · 0 missed · 2 days | 628 | daily | Fresh | 2026-10-16 | $0.003475registry's terms | Paymentx402 | — | x402 | eip155:8453hyperliquid:mainnet | 0since 2026-10-16 | 6 | 16 | Crypto derivatives | Paid API | A public registry | hyperliquidmarket-datacandles+2 | hyperextend.xyz8 endpoints | GET api.hyperextend.xyz/v1/asset_ctx/BTC/lat… |
| hyperextendapi.hyperextend.xyz | Live, payment required · HTTP 402 | 3 passed, 0 failed, 27 not run, of the last 30 checks | short history3 of 3 run | short history3 of 3 run · 0 missed · 2 days | 406 | daily | Fresh | 2026-10-16 | $0.001registry's terms | Paymentx402 | — | x402 | eip155:8453hyperliquid:mainnet | 0since 2026-10-16 | 5 | 6 | Crypto derivatives | Paid API | A public registry | hyperliquidmarket-datacandles+2 | hyperextend.xyz8 endpoints | GET api.hyperextend.xyz/v1/liquidations/cove… |
23 columns; scroll sideways for more. Each heading links to its definition in the field dictionary. Registry columns are the registry's own figures.