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NoSQLBooster API vs The Guardian

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

APINoSQLBooster APINEW—The GuardianNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree developer key — registration required
Rate limitUnpublished5000 calls/day (developer tier)
In directory since2026-07-052026-07-05
operationalpartialdownno data

NoSQLBooster API vs The Guardian: common questions

Which is more reliable, NoSQLBooster API or The Guardian?

On our scheduled checks, The Guardian leads on measured uptime — NoSQLBooster API at —% versus The Guardian 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 NoSQLBooster API and The Guardian need an API key?

NoSQLBooster API needs no key, while The Guardian requires a free API key. If you want to start calling without signup, reach for NoSQLBooster API first.

Can I call NoSQLBooster API and The Guardian from the browser?

Yes — both NoSQLBooster API and The Guardian 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 NoSQLBooster API and The Guardian free for commercial use?

NoSQLBooster API has unclear commercial terms, and The Guardian 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.