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Abstract API vs GitHub REST API

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

APIAbstract APINEW—GitHub REST APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Abstract API vs GitHub REST API: common questions

Which is more reliable, Abstract API or GitHub REST API?

On our scheduled checks, GitHub REST API leads on measured uptime — Abstract API at —% versus GitHub REST API 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 Abstract API and GitHub REST API need an API key?

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

Can I call Abstract API and GitHub REST API from the browser?

Yes — both Abstract API and GitHub REST API 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 Abstract API and GitHub REST API free for commercial use?

Abstract API has unclear commercial terms, and GitHub REST API 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.