PyPI vs SEO Score

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
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 SEO Score: common questions

Which is more reliable, PyPI or SEO Score?

On our scheduled checks, SEO Score leads on measured uptime — PyPI at —% versus SEO Score at —% 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 PyPI and SEO Score need an API key?

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

Can I call PyPI and SEO Score from the browser?

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

Are PyPI and SEO Score free for commercial use?

PyPI has unclear commercial terms, and SEO Score 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.