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eLife Sciences API vs npm Registry

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

APIeLife Sciences APIHEALTHY95npm RegistryHEALTHY98
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms409243
P95 · ms10391246
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree (public registry)
Rate limitUnpublishedUnpublished (bulk scraping discouraged)
In directory since2026-07-052026-07-05
operationalpartialdownno data

eLife Sciences API vs npm Registry: common questions

Which is more reliable, eLife Sciences API or npm Registry?

Both are neck-and-neck — eLife Sciences API and npm Registry 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 npm Registry?

npm Registry has the lower median latency in our checks — eLife Sciences API responds in 409 ms versus npm Registry at 243 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 npm Registry need an API key?

Neither needs a paid key — eLife Sciences API is callable with no signup, and npm Registry is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call eLife Sciences API and npm Registry from the browser?

Yes — both eLife Sciences API and npm Registry 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 eLife Sciences API and npm Registry free for commercial use?

eLife Sciences API has unclear commercial terms, and npm Registry 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.