Endpoints from 4yearcycle.com
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 |
| Web Search4yearcycle.com | 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 | 348 | daily | Fresh | 2026-10-16 | $0.01registry's terms | — | — | x402 | eip155:8453 | 0since 2026-10-16 | 5 | 31 | Web search results | Paid API | A public registry | searchwebtavily+1 | 4yearcycle.com3 endpoints | GET 4yearcycle.com/x402/web-search |
| ECB FX Rates4yearcycle.com | Live, payment required · HTTP 402 | 2 passed, 0 failed, 28 not run, of the last 30 checks | short history2 of 2 run | short history2 of 2 run · 0 missed · 2 days | 396 | daily | Fresh | 2026-10-16 | $0.005registry's terms | — | — | x402 | eip155:8453 | 0since 2026-10-16 | 7 | 7 | Currency exchange rates | Paid API | A public registry | fxforexexchange-rates+2 | 4yearcycle.com3 endpoints | GET 4yearcycle.com/x402/fx-rates |
23 columns; scroll sideways for more. Each heading links to its definition in the field dictionary. Registry columns are the registry's own figures.