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GitHub REST API vs QuickChart

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

APIGitHub REST APIHEALTHY90QuickChartHEALTHY96
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms568318
P95 · ms26713598
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

GitHub REST API vs QuickChart: common questions

Which is more reliable, GitHub REST API or QuickChart?

Both are neck-and-neck — GitHub REST API and QuickChart each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, GitHub REST API or QuickChart?

QuickChart has the lower median latency in our checks — GitHub REST API responds in 568 ms versus QuickChart at 318 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 GitHub REST API and QuickChart need an API key?

Neither needs a paid key — GitHub REST API is callable with no signup, and QuickChart is callable with no signup. Both are quick to prototype with; rate limits still apply.

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

Only GitHub REST API is browser-friendly — it returns CORS headers over HTTPS. QuickChart needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are GitHub REST API and QuickChart free for commercial use?

GitHub REST API has unclear commercial terms, and QuickChart 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.