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eLife Sciences API vs QuickChart

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

APIeLife Sciences APIHEALTHY95QuickChartHEALTHY96
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms409318
P95 · ms10393598
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

eLife Sciences API vs QuickChart: common questions

Which is more reliable, eLife Sciences API or QuickChart?

Both are neck-and-neck — eLife Sciences 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, eLife Sciences API or QuickChart?

QuickChart has the lower median latency in our checks — eLife Sciences API responds in 409 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 eLife Sciences API and QuickChart need an API key?

Neither needs a paid key — eLife Sciences 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 eLife Sciences API and QuickChart from the browser?

Only eLife Sciences 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 eLife Sciences API and QuickChart free for commercial use?

eLife Sciences 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.