PyPI vs YADG
Same instrument, two spec sheets — measured, not claimed.
PyPI vs YADG: common questions
Which is more reliable, PyPI or YADG?
On our scheduled checks, PyPI leads on measured uptime — PyPI at 100% versus YADG at 2.9% 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 YADG?
PyPI has the lower median latency in our checks — PyPI responds in 46 ms versus YADG at 1308 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 YADG need an API key?
PyPI needs no key, while YADG requires a free API key. If you want to start calling without signup, reach for PyPI first.
Can I call PyPI and YADG from the browser?
Only PyPI is browser-friendly — it returns CORS headers over HTTPS. YADG needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are PyPI and YADG free for commercial use?
PyPI has unclear commercial terms, and YADG 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.