Abstract API vs Packagist

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

Uptime · 30d
Uptime · 90d99.02%100%
Uptime · 30d98.3%100%
P50 · ms70061
P95 · ms1656939
AuthapiKeynone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Abstract API vs Packagist: common questions

Which is more reliable, Abstract API or Packagist?

On our scheduled checks, Packagist leads on measured uptime — Abstract API at 99.02% versus Packagist 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, Abstract API or Packagist?

Packagist has the lower median latency in our checks — Abstract API responds in 700 ms versus Packagist at 61 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 Abstract API and Packagist need an API key?

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

Can I call Abstract API and Packagist from the browser?

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

Are Abstract API and Packagist free for commercial use?

Abstract API has unclear commercial terms, and Packagist 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.