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Web of Science API Expanded vs World News API

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

APIWeb of Science API ExpandedNEW—World News APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — 50 API points/day
Rate limitUnpublished50 points/day on free plan
In directory since2026-07-052026-07-05
operationalpartialdownno data

Web of Science API Expanded vs World News API: common questions

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

On our scheduled checks, World News API leads on measured uptime — Web of Science API Expanded at —% versus World News 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 Web of Science API Expanded and World News API need an API key?

Both ask you to authenticate — Web of Science API Expanded uses an API key and World News API uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

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

Only World News API 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 Web of Science API Expanded and World News API free for commercial use?

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