Is Lightning AI down? › Outage history › Oct 1, 2026
Lightning AI partial outage on Oct 1, 2026: what happened
On Oct 1, 2026, the Lightning AI status page reported "Lightning H200 Outage". About 4 hours 18 min: from Oct 1, 2026, 19:52 UTC to Oct 2, 2026, 00:10 UTC, by the official start and resolution times.
Lightning AI right now
At our last refresh (Oct 22, 2026, 12:35 UTC) Lightning AI was up: All Systems Operational.
- Started
- Oct 1, 2026, 19:52 UTC
- Resolved
- Oct 2, 2026, 00:10 UTC
- Duration
- 4 hours 18 min
- Official impact
- Major
- Source
- Lightning H200 Outage on the Lightning AI status page
The Lightning AI status page rated the impact "Major": a partial outage. Some parts or some users were affected; it was not a complete outage.
What caused the Lightning AI partial outage?
The Lightning AI status page has not published a cause. Its updates describe the symptoms only.
When was it fixed?
The Lightning AI status page marked it resolved at Oct 2, 2026, 00:10 UTC, 4 hours 18 min after it started.
Timeline of official updates
Every update the Lightning AI status page posted, oldest first. Times are UTC.
Oct 1, 2026, 19:52 UTC investigating
We're currently experiencing an outage with Lightning Cloud on H200s. Our team is actively working to resolve the issue and restore normal service as quickly as possible. We apologize for the inconvenience and appreciate your patience.
Oct 2, 2026, 00:10 UTC resolved
This incident has been resolved.
Lightning AI partial outage questions
What caused the Lightning AI partial outage on Oct 1, 2026?
The Lightning AI status page has not published a cause.
When was the Lightning AI partial outage on Oct 1, 2026 fixed?
The Lightning AI status page marked it resolved at Oct 2, 2026, 00:10 UTC, 4 hours 18 min after it started.
How long did the Lightning AI partial outage last?
About 4 hours 18 min: from Oct 1, 2026, 19:52 UTC to Oct 2, 2026, 00:10 UTC, by the official start and resolution times.
Was Lightning AI completely down?
No. The Lightning AI status page rated the impact "Major": a partial outage. Some parts or some users were affected; it was not a complete outage.
Other recent Lightning AI incidents
- Service is down to address a security incident Oct 16, 2026, 20:34 UTC, ongoing, 5 days 16 hours so far
- Service recovery tracker Oct 3, 2026, 04:42 UTC, 2 days 14 hours
- Global Outage Oct 2, 2026, 08:50 UTC, 19 hours 52 min
- Degraded Performance on Lightning Cloud Workloads Sep 10, 2026, 20:37 UTC, 31 minutes
- Degraded Performance on Lightning Cloud Workloads Sep 4, 2026, 22:29 UTC, 2 hours 7 min
- Lightning Cloud workloads Aug 14, 2026, 16:36 UTC, 13 minutes
Full Lightning AI outage history and biggest outages → · Recent outages across all services →
Quotes are the Lightning AI status page's own words, from the official incident. Is It Up or Down is independent and not affiliated with Lightning AI. Times are UTC.