Perplexity AI API vs TensorFeed

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

Uptime · 30d
Uptime · 90d0.0%100%
Uptime · 30d0.0%100%
P50 · ms306
P95 · ms752
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — no key (static JSON feed endpoints)
Rate limitUnpublished120 req/window · 119 remaining · resets 60
In directory since2026-07-052026-07-05
operationalpartialdownno data

Perplexity AI API vs TensorFeed: common questions

Which is more reliable, Perplexity AI API or TensorFeed?

On our scheduled checks, TensorFeed leads on measured uptime — Perplexity AI API at 0.0% versus TensorFeed at 100% 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 Perplexity AI API and TensorFeed need an API key?

TensorFeed needs no key, while Perplexity AI API requires a free API key. If you want to start calling without signup, reach for TensorFeed first.

Can I call Perplexity AI API and TensorFeed from the browser?

Yes — both Perplexity AI API and TensorFeed 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 Perplexity AI API and TensorFeed free for commercial use?

Perplexity AI API has unclear commercial terms, and TensorFeed 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.