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Microlink.io vs xAI Grok API

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

APIMicrolink.ioNEW—xAI Grok APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseN/A — returns metadata extracted from the URL you passUnverified
Free tierFree tier — no key required (Pro plans need a key)Free tier — API key required
Rate limitFree tier is rate-limited per day (see pricing)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Microlink.io vs xAI Grok API: common questions

Which is more reliable, Microlink.io or xAI Grok API?

On our scheduled checks, xAI Grok API leads on measured uptime — Microlink.io at —% versus xAI Grok API 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 Microlink.io and xAI Grok API need an API key?

Microlink.io needs no key, while xAI Grok API requires a free API key. If you want to start calling without signup, reach for Microlink.io first.

Can I call Microlink.io and xAI Grok API from the browser?

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

Are Microlink.io and xAI Grok API free for commercial use?

Microlink.io has unclear commercial terms, and xAI Grok API 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.