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Demon Slayer API vs Jikan

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

APIDemon Slayer APIHEALTHY78JikanHEALTHY94
Uptime · 30d
Uptime · 90d96.1%99.02%
Uptime · 30d96.7%100%
P50 · ms3390524
P95 · ms4643950
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified (source data from MyAnimeList)
Free tierFree — limits not publishedFree, no API key
Rate limitUnpublished3 requests/sec, 60 requests/min (per Jikan v4 docs)
In directory since2026-07-052026-07-05
operationalpartialdownno data

Demon Slayer API vs Jikan: common questions

Which is more reliable, Demon Slayer API or Jikan?

On our scheduled checks, Jikan leads on measured uptime — Demon Slayer API at 96.1% versus Jikan 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, Demon Slayer API or Jikan?

Jikan has the lower median latency in our checks — Demon Slayer API responds in 3390 ms versus Jikan at 524 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 Demon Slayer API and Jikan need an API key?

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

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

Yes — both Demon Slayer API and Jikan 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 Demon Slayer API and Jikan free for commercial use?

Demon Slayer API has unclear commercial terms, and Jikan 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.