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Temporal

Some customers in AWS us-east-1 may be seeing a small number of gRPC UNIMPLEMENTED errors

Major Impact Monitoring Ongoing May 4, 2026

Incident Lifecycle

Investigating Monitoring

Incident Timeline

Monitoring
The issue has been identified as being related to a proxy node replacement rollout which has been halted. We are currently monitoring the region but do not anticipate any new errors at this point.
May 4, 2026 at 11:23 PM UTC
Investigating
We are currently investigating a small number of gRPC UNIMPLEMENTED errors being returned in the AWS us-east-1 region.
May 4, 2026 at 10:50 PM UTC
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