Outage in LangSmith US
LangSmith UI: ongoing incident — trace visualization unavailable
Resolved Minor
April 30, 2026 - Started 27 days ago
- Lasted about 4 hours
Incident Report
We're currently investigating an incident affecting trace visualization in the LangSmith UI. Traces may not render correctly or may fail to load.
Components affected
LangSmith US LangSmith ApplicationTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
MONITORING
27 days ago - at 04/30/2026 04:19PM
We have deployed a fix and are continuing to monitor the situation closely. Trace ingestion was not impacted. We apologize for the inconvenience.
IDENTIFIED
27 days ago - at 04/30/2026 03:33PM
We have identified the root cause and are working on a fix.
INVESTIGATING
27 days ago - at 04/30/2026 02:59PM
We're currently investigating an incident affecting trace visualization in the LangSmith UI. Traces may not render correctly or may fail to load.
Latest LangSmith US outages
Bulk exports not being processed - about 11 hours ago
Bulk export failures - 13 days ago
Increased latency in LangSmith API backend - 14 days ago
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