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TCG Price Lookup vs TETR.IO

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

APITCG Price LookupNEW—TETR.IONEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — 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

TCG Price Lookup vs TETR.IO: common questions

Which is more reliable, TCG Price Lookup or TETR.IO?

On our scheduled checks, TETR.IO leads on measured uptime — TCG Price Lookup 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 TCG Price Lookup and TETR.IO need an API key?

TETR.IO needs no key, while TCG Price Lookup requires a free API key. If you want to start calling without signup, reach for TETR.IO first.

Can I call TCG Price Lookup and TETR.IO from the browser?

Yes — both TCG Price Lookup 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 TCG Price Lookup and TETR.IO free for commercial use?

TCG Price Lookup 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.