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openSenseMap vs Solematica

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

APIopenSenseMapNEW—SolematicaNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseOpen data (license set per senseBox; often public domain)Unverified
Free tierFree (open-source citizen-science platform)Free public /providers endpoint; other endpoints need paid credits
Rate limitUnpublished100 req/window · 99 remaining · resets 900
In directory since2026-07-052026-07-05
operationalpartialdownno data

openSenseMap vs Solematica: common questions

Which is more reliable, openSenseMap or Solematica?

On our scheduled checks, Solematica leads on measured uptime — openSenseMap at —% versus Solematica 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 openSenseMap and Solematica need an API key?

Neither needs a paid key — openSenseMap is callable with no signup, and Solematica is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call openSenseMap and Solematica from the browser?

Only openSenseMap is browser-friendly — it returns CORS headers over HTTPS. Solematica needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are openSenseMap and Solematica free for commercial use?

openSenseMap has unclear commercial terms, and Solematica 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.