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F1 API vs SharpAPI

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

APIF1 APINEW—SharpAPINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

F1 API vs SharpAPI: common questions

Which is more reliable, F1 API or SharpAPI?

On our scheduled checks, SharpAPI leads on measured uptime — F1 API at —% versus SharpAPI at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do F1 API and SharpAPI need an API key?

F1 API needs no key, while SharpAPI requires a free API key. If you want to start calling without signup, reach for F1 API first.

Can I call F1 API and SharpAPI from the browser?

Yes — both F1 API and SharpAPI 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 F1 API and SharpAPI free for commercial use?

F1 API has unclear commercial terms, and SharpAPI 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.