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DeepAI vs Diffbot API

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

APIDeepAIHEALTHY91Diffbot APIHEALTHY85
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms608780
P95 · ms16784885
AuthapiKeyapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — API key may be required for production
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

DeepAI vs Diffbot API: common questions

Which is more reliable, DeepAI or Diffbot API?

Both are neck-and-neck — DeepAI and Diffbot API 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, DeepAI or Diffbot API?

DeepAI has the lower median latency in our checks — DeepAI responds in 608 ms versus Diffbot API at 780 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 DeepAI and Diffbot API need an API key?

Both ask you to authenticate — DeepAI uses an API key and Diffbot API uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call DeepAI and Diffbot API from the browser?

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

Are DeepAI and Diffbot API free for commercial use?

DeepAI has unclear commercial terms, and Diffbot 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.