Thread-scoped sandbox initialization timeouts on new agents

Resolved·Degraded performance

All systems are operational

Fri, Sep 4, 2026, 07:38 PM

(6 days ago)

Affected components

Sep 4, 2026, 05:19 PM

07:31 PM

LangSmith Fleet

Updates

Resolved

All systems are operational

Fri, Sep 4, 2026, 07:38 PM

Monitoring

The fix has been deployed. All systems are operational

Fri, Sep 4, 2026, 07:31 PM

Identified

We have identified the cause and are working on resolving the issue.

Fri, Sep 4, 2026, 06:12 PM(1 hour earlier)

Investigating

This is impacting the creation of new agents with a computer per thread configuration

Fri, Sep 4, 2026, 05:19 PM(52 minutes earlier)