APIs.guru vs ScreenshotOne.com

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%100%
P50 · ms266340
P95 · ms1421843
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree and open, no keyFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

APIs.guru vs ScreenshotOne.com: common questions

Which is more reliable, APIs.guru or ScreenshotOne.com?

On our scheduled checks, APIs.guru leads on measured uptime — APIs.guru at 100% versus ScreenshotOne.com at 99.02% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, APIs.guru or ScreenshotOne.com?

APIs.guru has the lower median latency in our checks — APIs.guru responds in 266 ms versus ScreenshotOne.com at 340 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do APIs.guru and ScreenshotOne.com need an API key?

APIs.guru needs no key, while ScreenshotOne.com requires a free API key. If you want to start calling without signup, reach for APIs.guru first.

Can I call APIs.guru and ScreenshotOne.com from the browser?

Yes — both APIs.guru and ScreenshotOne.com send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are APIs.guru and ScreenshotOne.com free for commercial use?

APIs.guru has unclear commercial terms, and ScreenshotOne.com has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.