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D&D 5e API vs Yu-Gi-Oh!

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

APID&D 5e APIHEALTHY85Yu-Gi-Oh!HEALTHY95
Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms1060267
P95 · ms20833948
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (Konami IP)
Free tierFree — limits not publishedFree, no API key
Rate limit100 req/window · 99 remaining · resets 178351566720 requests per second per IP (documented)
In directory since2026-07-052026-07-05
operationalpartialdownno data

D&D 5e API vs Yu-Gi-Oh!: common questions

Which is more reliable, D&D 5e API or Yu-Gi-Oh!?

On our scheduled checks, D&D 5e API leads on measured uptime — D&D 5e API at 100% versus Yu-Gi-Oh! at 99.02% 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, D&D 5e API or Yu-Gi-Oh!?

Yu-Gi-Oh! has the lower median latency in our checks — D&D 5e API responds in 1060 ms versus Yu-Gi-Oh! at 267 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 D&D 5e API and Yu-Gi-Oh! need an API key?

Neither needs a paid key — D&D 5e API is callable with no signup, and Yu-Gi-Oh! is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call D&D 5e API and Yu-Gi-Oh! from the browser?

Yes — both D&D 5e API and Yu-Gi-Oh! 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 D&D 5e API and Yu-Gi-Oh! free for commercial use?

D&D 5e API has unclear commercial terms, and Yu-Gi-Oh! 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.