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Agent Gateway API vs Coinlayer

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

APIAgent Gateway APINEW—CoinlayerNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Agent Gateway API vs Coinlayer: common questions

Which is more reliable, Agent Gateway API or Coinlayer?

On our scheduled checks, Coinlayer leads on measured uptime — Agent Gateway API at —% versus Coinlayer 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 Agent Gateway API and Coinlayer need an API key?

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

Can I call Agent Gateway API and Coinlayer from the browser?

Yes — both Agent Gateway API and Coinlayer 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 Agent Gateway API and Coinlayer free for commercial use?

Agent Gateway API has unclear commercial terms, and Coinlayer 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.