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OnSched Consumer API vs Simpsons Character API

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

APIOnSched Consumer APINEW—Simpsons Character APINEW—
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 — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

OnSched Consumer API vs Simpsons Character API: common questions

Which is more reliable, OnSched Consumer API or Simpsons Character API?

On our scheduled checks, Simpsons Character API leads on measured uptime — OnSched Consumer API at —% versus Simpsons Character API 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 OnSched Consumer API and Simpsons Character API need an API key?

Simpsons Character API needs no key, while OnSched Consumer API requires a free API key. If you want to start calling without signup, reach for Simpsons Character API first.

Can I call OnSched Consumer API and Simpsons Character API from the browser?

Yes — both OnSched Consumer API and Simpsons Character API 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 OnSched Consumer API and Simpsons Character API free for commercial use?

OnSched Consumer API has unclear commercial terms, and Simpsons Character 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.