Rolling 7-day report

The week in free APIs

Auto-written from stored checks and refreshed every 10 minutes. Last updated 2026-10-20 07:40 UTC.

Over the last 0.3 days we ran 1,450 checks across 25 APIs; 19 failed (98.69% success).
Open-Meteo Forecast was the least reliable, failing 17 of 58 checks.
22 APIs had a perfect record.
Fastest median: JSONPlaceholder at 75 ms. Slowest median: Open Library Search at 1080 ms.
Most erratic: Datamuse Words, whose p95 (386 ms) is 3.5× its median.
5 incidents were recorded.

Incidents

Open-Meteo Forecast · flaky · Oct 20 05:30 UTC
4 of the last 12 checks failed intermittently (HTTP 503)
httpbin · slow · Oct 20 03:20 UTC
responses 2228 ms and 2129 ms (threshold 2106 ms)
Open Library Search · slow · Oct 20 02:20 UTC
responses 1509 ms and 2728 ms (threshold 1500 ms)
Open Library Search · slow · Oct 20 00:30 UTC
responses 12379 ms and 2517 ms (threshold 1500 ms)
Open Library Search · slow · Oct 19 23:20 UTC
responses 2351 ms and 2044 ms (threshold 1500 ms)