xAI Models API
xAI Grok API liveness (api.x.ai): an unauthenticated GET to /v1/models returns HTTP 401 when the API is up, an auth-gated liveness probe with real uptime and latency (the API root 421s; status.x.ai blocks datacenter IPs).
Reachable, auth required
Last checked · response time 45 ms
90-day uptime
Monitoring since · 29 days of data
Past incidents
No incidents reported.
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- Guardian-measuredResolvedModels API: HTTP 503 · resolved after 5m
Recent changes
No changes detected in 29 days of monitoring (since 2026-06-15).
Integrate
The live status, 90-day uptime figure and change history on this page are also machine-readable: embed the badge, poll the JSON, or subscribe to the feed. No key needed.
Status badge: 
Markdown embed: [](https://guardiandev.ai/apis/xai-api)
Machine-readable: JSON (versioned v1, CORS-enabled) · Atom feed of drift & outage events.
Guardian probes https://api.x.ai/v1/models about every 5 minutes. How Guardian measures.