DownStatus vs npm Registry
Same instrument, two spec sheets — measured, not claimed.
DownStatus vs npm Registry: common questions
Which is more reliable, DownStatus or npm Registry?
On our scheduled checks, npm Registry leads on measured uptime — DownStatus at 60.8% versus npm Registry 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.
Which is faster, DownStatus or npm Registry?
npm Registry has the lower median latency in our checks — DownStatus responds in 589 ms versus npm Registry at 243 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 DownStatus and npm Registry need an API key?
Neither needs a paid key — DownStatus is callable with no signup, and npm Registry is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call DownStatus and npm Registry from the browser?
Only npm Registry is browser-friendly — it returns CORS headers over HTTPS. DownStatus needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are DownStatus and npm Registry free for commercial use?
DownStatus has unclear commercial terms, and npm Registry 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.