Magic: The Gathering vs TETR.IO

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

Uptime · 30d
Uptime · 90d98.0%100%
Uptime · 30d96.7%100%
P50 · ms394357
P95 · ms3556906
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree, no API key
Rate limit1000 req/window · 999 remainingHonor server-provided cache expiry (~60s); docs require caching
In directory since2026-07-052026-07-05
operationalpartialdownno data

Magic: The Gathering vs TETR.IO: common questions

Which is more reliable, Magic: The Gathering or TETR.IO?

On our scheduled checks, TETR.IO leads on measured uptime — Magic: The Gathering at 98.0% versus TETR.IO at 100% 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, Magic: The Gathering or TETR.IO?

TETR.IO has the lower median latency in our checks — Magic: The Gathering responds in 394 ms versus TETR.IO at 357 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 Magic: The Gathering and TETR.IO need an API key?

Neither needs a paid key — Magic: The Gathering 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 Magic: The Gathering and TETR.IO from the browser?

Yes — both Magic: The Gathering 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 Magic: The Gathering and TETR.IO free for commercial use?

Magic: The Gathering 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.