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AniPub API vs Demon Slayer API

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

APIAniPub APIHEALTHY89Demon Slayer APIHEALTHY78
Uptime · 30d
Uptime · 90d96.7%96.7%
Uptime · 30d90.0%93.3%
P50 · ms6382541
P95 · ms16024991
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limit60 req/window · 59 remaining · resets 60Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

AniPub API vs Demon Slayer API: common questions

Which is more reliable, AniPub API or Demon Slayer API?

Both are neck-and-neck — AniPub API and Demon Slayer API each measure 96.7% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, AniPub API or Demon Slayer API?

AniPub API has the lower median latency in our checks — AniPub API responds in 638 ms versus Demon Slayer API at 2541 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 AniPub API and Demon Slayer API need an API key?

Neither needs a paid key — AniPub API is callable with no signup, and Demon Slayer API is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call AniPub API and Demon Slayer API from the browser?

Only Demon Slayer API is browser-friendly — it returns CORS headers over HTTPS. AniPub API needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are AniPub API and Demon Slayer API free for commercial use?

AniPub API has unclear commercial terms, and Demon Slayer API 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.