shipapis
StarSubmit an APISubmit API

Kroki vs UUID Generator

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

APIKrokiHEALTHY92UUID GeneratorHEALTHY98
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms633220
P95 · ms3183837
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublished60 req/window · 59 remaining
In directory since2026-07-052026-07-05
operationalpartialdownno data

Kroki vs UUID Generator: common questions

Which is more reliable, Kroki or UUID Generator?

Both are neck-and-neck — Kroki and UUID Generator each measure 100% 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, Kroki or UUID Generator?

UUID Generator has the lower median latency in our checks — Kroki responds in 633 ms versus UUID Generator at 220 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 Kroki and UUID Generator need an API key?

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

Can I call Kroki and UUID Generator from the browser?

Yes — both Kroki and UUID Generator 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 Kroki and UUID Generator free for commercial use?

Kroki has unclear commercial terms, and UUID Generator 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.