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apilayer pdflayer vs Crates.io

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

APIapilayer pdflayerHEALTHY94Crates.ioHEALTHY90
Uptime · 30d
Uptime · 90d100%99.02%
Uptime · 30d100%100%
P50 · ms422458
P95 · ms12251317
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

apilayer pdflayer vs Crates.io: common questions

Which is more reliable, apilayer pdflayer or Crates.io?

On our scheduled checks, apilayer pdflayer leads on measured uptime — apilayer pdflayer at 100% versus Crates.io at 99.02% 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, apilayer pdflayer or Crates.io?

apilayer pdflayer has the lower median latency in our checks — apilayer pdflayer responds in 422 ms versus Crates.io at 458 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 apilayer pdflayer and Crates.io need an API key?

Crates.io needs no key, while apilayer pdflayer requires a free API key. If you want to start calling without signup, reach for Crates.io first.

Can I call apilayer pdflayer and Crates.io from the browser?

Yes — both apilayer pdflayer and Crates.io send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are apilayer pdflayer and Crates.io free for commercial use?

apilayer pdflayer has unclear commercial terms, and Crates.io 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.