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Genshin Impact vs TETR.IO

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

APIGenshin ImpactNEW—TETR.IONEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified; community projectUnverified
Free tierFree, no API key requiredFree, no API key
Rate limitUnpublishedHonor server-provided cache expiry (~60s); docs require caching
In directory since2026-07-052026-07-05
operationalpartialdownno data

Genshin Impact vs TETR.IO: common questions

Which is more reliable, Genshin Impact or TETR.IO?

On our scheduled checks, TETR.IO leads on measured uptime — Genshin Impact at —% versus TETR.IO 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 Genshin Impact and TETR.IO need an API key?

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

Can I call Genshin Impact and TETR.IO from the browser?

Yes — both Genshin Impact and TETR.IO 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 Genshin Impact and TETR.IO free for commercial use?

Genshin Impact has unclear commercial terms, and TETR.IO 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.