Cerebras Inference API vs Onyx Bazaar

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms321607
P95 · ms7031389
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

Cerebras Inference API vs Onyx Bazaar: common questions

Which is more reliable, Cerebras Inference API or Onyx Bazaar?

Both are neck-and-neck — Cerebras Inference API and Onyx Bazaar 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, Cerebras Inference API or Onyx Bazaar?

Cerebras Inference API has the lower median latency in our checks — Cerebras Inference API responds in 321 ms versus Onyx Bazaar at 607 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 Cerebras Inference API and Onyx Bazaar need an API key?

Onyx Bazaar needs no key, while Cerebras Inference API requires a free API key. If you want to start calling without signup, reach for Onyx Bazaar first.

Can I call Cerebras Inference API and Onyx Bazaar from the browser?

Yes — both Cerebras Inference API and Onyx Bazaar 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 Cerebras Inference API and Onyx Bazaar free for commercial use?

Cerebras Inference API has unclear commercial terms, and Onyx Bazaar 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.