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RestoSignals vs Web of Science API Expanded

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

APIRestoSignalsREACHABLE100Web of Science API ExpandedHEALTHY90
Uptime · 30d
Uptime · 90d100%99.44%
Uptime · 30d100%100%
P50 · ms748649
P95 · ms7481985
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified
Free tierFree tier — API key required
Rate limitUnpublished
In directory since2026-10-192026-07-05
operationalpartialdownno data

RestoSignals vs Web of Science API Expanded: common questions

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

On our scheduled checks, RestoSignals leads on measured uptime — RestoSignals at 100% versus Web of Science API Expanded at 99.44% 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, RestoSignals or Web of Science API Expanded?

Web of Science API Expanded has the lower median latency in our checks — RestoSignals responds in 748 ms versus Web of Science API Expanded at 649 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 RestoSignals and Web of Science API Expanded need an API key?

Both ask you to authenticate — RestoSignals 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 RestoSignals and Web of Science API Expanded from the browser?

Neither sends browser-friendly CORS headers reliably, so call RestoSignals and Web of Science API Expanded from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

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

RestoSignals 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.