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PyPI vs Scrapfly

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

APIPyPIHEALTHY100ScrapflyHEALTHY79
Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%98.3%
P50 · ms461015
P95 · ms4464809
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

PyPI vs Scrapfly: common questions

Which is more reliable, PyPI or Scrapfly?

On our scheduled checks, PyPI leads on measured uptime — PyPI at 100% versus Scrapfly at 99.02% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, PyPI or Scrapfly?

PyPI has the lower median latency in our checks — PyPI responds in 46 ms versus Scrapfly at 1015 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 PyPI and Scrapfly need an API key?

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

Can I call PyPI and Scrapfly from the browser?

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

Are PyPI and Scrapfly free for commercial use?

PyPI has unclear commercial terms, and Scrapfly 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.