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ListLoco API vs Simpsons Character API

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

APIListLoco APINEW—Simpsons Character APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

ListLoco API vs Simpsons Character API: common questions

Which is more reliable, ListLoco API or Simpsons Character API?

On our scheduled checks, Simpsons Character API leads on measured uptime — ListLoco 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 ListLoco API and Simpsons Character API need an API key?

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

Can I call ListLoco API and Simpsons Character API from the browser?

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

Are ListLoco API and Simpsons Character API free for commercial use?

ListLoco 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.