Live status & reliability report
xAI API status, outages & reliability
The xAI API gives developers access to xAI's Grok models.
Data updated Nov 1, 2026 · score recalculated
Over the last 89 days xAI API had 99.76% effective uptime across 5 status page incidents (5 partial or major outages), resolving them in 1h 10m on average.
Is xAI API down right now?
No, xAI API is up and running.
- xAI API's status page reports all systems operational. Checked .
- All 2 xAI API pages we check are responding. Checked .
90-day uptime
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Key facts about xAI API's reliability
- Since Aug 4, 2026, the earliest date its published history covers, xAI API published 5 incidents on its status page, 5 of them partial or major outages.
- Its longest outage on record in that time was “[Global (api.x.ai)] Models outage” on Sep 3, 2026, which lasted 3h 39m.
- xAI API's 90-day uptime of 99.76% is above the average for LLM API providers (99.34%).
- It resolves incidents faster than the typical LLM API provider: 1h 10m on average, against a median of 2h 22m.
Score breakdown
Incidents per month
- Major outage
- Partial outage
- Degraded
- Informational
Response time
Daily average response time of xAI API's public pages, measured by our probes.
Not enough data yet — this chart fills in as our monitoring runs.
Score trend
Daily reliability score (rolling 90-day window).
Not enough data yet — this chart fills in as our monitoring runs.
xAI API incident history (last 90 days)
- Partial outageOct 24, 2026 · resolved in <1m
- Major outageSep 22, 2026 · resolved in 26m
[Global (api.x.ai)] Outages across API, Grok.com, and Grok Build
- Partial outageSep 10, 2026 · resolved in 12m
- Major outageSep 3, 2026 · resolved in 3h 39m
- Partial outageAug 17, 2026 · resolved in 1h 31m
Source: xAI API status page · last checked
Our independent monitoring
We check these public xAI API pages every 5 minutes. An outage is recorded after two consecutive failed checks.
| Page | Last check | Uptime (30d) | Avg response |
|---|---|---|---|
| API models endpoint (unauthenticated) | Up | 100% | 203 ms |
| API docs | Up | 100% | 738 ms |
How xAI API compares
xAI API status FAQ
Is xAI API down right now?
No, xAI API is up and running. xAI API's status page currently reports all systems operational, and all 2 of the xAI API pages we check every five minutes are responding. This page updates automatically when that changes.
How reliable is xAI API?
xAI API has a reliability score of 82.0 out of 100, ranking #5 of 11 LLM API providers. Over the last 90 days it had 99.76% effective uptime.
How often does xAI API have outages?
xAI API published 5 incidents on its status page in the last 90 days (5 partial or major outages) and 5 in the past 12 months.
How long do xAI API outages last?
xAI API resolves incidents in 1h 10m on average. Its longest outage in the past year lasted 3h 39m, on Sep 3, 2026.
Does xAI API have a status page?
Yes. xAI API's official status page is status.x.ai. We read it every five minutes and keep its full incident history.