apilayer pdflayer vs AutoChangelog

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthapiKeyapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

apilayer pdflayer vs AutoChangelog: common questions

Which is more reliable, apilayer pdflayer or AutoChangelog?

On our scheduled checks, AutoChangelog leads on measured uptime — apilayer pdflayer at —% versus AutoChangelog 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 apilayer pdflayer and AutoChangelog need an API key?

Both ask you to authenticate — apilayer pdflayer uses an API key and AutoChangelog uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call apilayer pdflayer and AutoChangelog from the browser?

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

Are apilayer pdflayer and AutoChangelog free for commercial use?

apilayer pdflayer has unclear commercial terms, and AutoChangelog 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.