Incident History for Lightning
A complete log of all past incidents, outages, and scheduled maintenance.
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applies to the 8 loadedService down to address security incident
Identified
Affected Components
Identified
on Oct 19, 2026
Lightning AI service remains down while teams continue working on a fix for the security incident.
Emergency maintenance causing temporary service downtime
Identified
Affected Components
Identified
on Oct 16, 2026
Lightning AI service is down while addressing a security incident, with an update posted.
Investigating
on Oct 16, 2026
Lightning AI service is down while addressing a security incident, with an update posted.
Investigating
on Oct 16, 2026
Lightning AI is performing emergency maintenance and the service will be down temporarily.
Lightning AI incident resolved
Resolved
Affected Components
Resolved
on Oct 5, 2026
The Lightning AI incident has been resolved as of October 5, 2026.
Monitoring
on Oct 3, 2026
Model APIs are back online, but Nebius and Lambda Labs remain offline; all other services are operational.
Identified
on Oct 3, 2026
Tracking incident for restoration of Nebius and Lambda Labs clouds and Lightning model APIs; work continues on a fix.
Lightning H200 Outage
Identified
Affected Components
Identified
on Oct 3, 2026
Work continues on a fix for the Lightning H200 outage; Nebius, Lambda Labs, and Lightning Model APIs remain offline.
Identified
on Oct 3, 2026
Lightning AI incident status is Identified; Nebius, Lambda Labs, and Lightning Model APIs remain offline while other services are operational.
Investigating
on Oct 3, 2026
Lightning Cloud on H200s remains in a global outage as the team continues investigating the issue.
Investigating
on Oct 2, 2026
Lightning Cloud on H200s remains in a global outage as the team continues investigating the issue.
... and 3 more update(s). Click to view the full timeline.
Lightning H200 Outage
Resolved
Affected Components
Resolved
on Oct 3, 2026
The Lightning AI global outage is resolved and the platform is back online.
Degraded Performance on Lightning Cloud Workloads
Resolved
Affected Components
Resolved
on Sep 10, 2026
The degraded performance incident on Lightning Cloud workloads has been resolved.
Lightning Cloud Workloads Degraded Performance Resolved
Resolved
Affected Components
Resolved
on Sep 5, 2026
The incident of degraded performance on Lightning Cloud Workloads has been resolved.
Lightning Cloud Workloads Incident
Resolved
Affected Components
Resolved
on Aug 14, 2026
The issue preventing Lightning Cloud workloads from starting has been resolved.
Investigating
on Aug 14, 2026
Lightning Cloud workloads are unable to start on the platform; we are investigating.