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Chess.com vs Pokémon TCG

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

APIChess.comNEW—Pokémon TCGNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (Pokémon IP)
Free tierFree — no API keyFree; no key ~1,000 req/day & 30/min, free key ~20,000 req/day (documented)
Rate limitSerial requests expected; no fixed cap publishedWithout key: ~30 req/min, 1,000 req/day (documented)
In directory since2026-07-052026-07-05
operationalpartialdownno data

Chess.com vs Pokémon TCG: common questions

Which is more reliable, Chess.com or Pokémon TCG?

On our scheduled checks, Pokémon TCG leads on measured uptime — Chess.com at —% versus Pokémon TCG 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 Chess.com and Pokémon TCG need an API key?

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

Can I call Chess.com and Pokémon TCG from the browser?

Yes — both Chess.com and Pokémon TCG 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 Chess.com and Pokémon TCG free for commercial use?

Chess.com has unclear commercial terms, and Pokémon TCG 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.