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Rejection Reason Generator vs justmeme.wtf

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

APIRejection Reason GeneratorNEW—justmeme.wtfNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — no key
Rate limitUnpublished60 requests/minute per IP (per docs)
In directory since2026-07-052026-07-05
operationalpartialdownno data

Rejection Reason Generator vs justmeme.wtf: common questions

Which is more reliable, Rejection Reason Generator or justmeme.wtf?

On our scheduled checks, justmeme.wtf leads on measured uptime — Rejection Reason Generator at —% versus justmeme.wtf 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 Rejection Reason Generator and justmeme.wtf need an API key?

Neither needs a paid key — Rejection Reason Generator is callable with no signup, and justmeme.wtf is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Rejection Reason Generator and justmeme.wtf from the browser?

Yes — both Rejection Reason Generator and justmeme.wtf 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 Rejection Reason Generator and justmeme.wtf free for commercial use?

Rejection Reason Generator has unclear commercial terms, and justmeme.wtf 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.