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ES·pera API vs TourneyRadar

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

APIES·pera APIDYING37TourneyRadarHEALTHY77
Uptime · 30d
Uptime · 90d0.0%98.3%
Uptime · 30d0.0%98.3%
P50 · ms—2571
P95 · ms—4858
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified
Free tierFree — no key required
Rate limit100 req/window · 99 remaining
In directory since2026-09-212026-07-05
operationalpartialdownno data

ES·pera API vs TourneyRadar: common questions

Which is more reliable, ES·pera API or TourneyRadar?

On our scheduled checks, TourneyRadar leads on measured uptime — ES·pera API at 0.0% versus TourneyRadar at 98.3% 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 ES·pera API and TourneyRadar need an API key?

Neither needs a paid key — ES·pera API is callable with no signup, and TourneyRadar is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call ES·pera API and TourneyRadar from the browser?

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

Are ES·pera API and TourneyRadar free for commercial use?

ES·pera API has unclear commercial terms, and TourneyRadar 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.