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Datasette vs Web of Science API Expanded

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

APIDatasetteHEALTHY97Web of Science API ExpandedHEALTHY88
Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms293787
P95 · ms8921985
AuthnoneapiKey
CORSyesno
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

Datasette vs Web of Science API Expanded: common questions

Which is more reliable, Datasette or Web of Science API Expanded?

On our scheduled checks, Datasette leads on measured uptime — Datasette at 100% versus Web of Science API Expanded at 99.02% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, Datasette or Web of Science API Expanded?

Datasette has the lower median latency in our checks — Datasette responds in 293 ms versus Web of Science API Expanded at 787 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 Datasette and Web of Science API Expanded need an API key?

Datasette needs no key, while Web of Science API Expanded requires a free API key. If you want to start calling without signup, reach for Datasette first.

Can I call Datasette and Web of Science API Expanded from the browser?

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

Are Datasette and Web of Science API Expanded free for commercial use?

Datasette has unclear commercial terms, and Web of Science API Expanded 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.