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Poptin API vs PyPI

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

APIPoptin APIREACHABLE100PyPIHEALTHY100
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms69829
P95 · ms1705446
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified
Free tierFree — limits not published
Rate limit120 req/window · 119 remainingUnpublished
In directory since2026-10-042026-07-05
operationalpartialdownno data

Poptin API vs PyPI: common questions

Which is more reliable, Poptin API or PyPI?

Both are neck-and-neck — Poptin API and PyPI 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, Poptin API or PyPI?

PyPI has the lower median latency in our checks — Poptin API responds in 698 ms versus PyPI at 29 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 Poptin API and PyPI need an API key?

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

Can I call Poptin API and PyPI from the browser?

Yes — both Poptin API and PyPI 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 Poptin API and PyPI free for commercial use?

Poptin API has unclear commercial terms, and PyPI 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.