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Eden vs Web of Science API Expanded

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

APIEdenREACHABLE100Web of Science API ExpandedHEALTHY88
Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms475787
P95 · ms9261985
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Eden vs Web of Science API Expanded: common questions

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

On our scheduled checks, Eden leads on measured uptime — Eden 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, Eden or Web of Science API Expanded?

Eden has the lower median latency in our checks — Eden responds in 475 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 Eden and Web of Science API Expanded need an API key?

Both ask you to authenticate — Eden uses an API key and Web of Science API Expanded 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 Eden and Web of Science API Expanded from the browser?

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

Eden 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.