Serval - Elevated latency in the Responses API – Incident details

All systems operational

Elevated latency in the Responses API

Resolved
Degraded performance
Started 30 days agoLasted about 21 hours

Affected

Third Party: OpenAI

Degraded performance from 10:27 PM to 10:51 PM, Operational from 10:51 PM to 11:13 PM, Degraded performance from 11:13 PM to 2:43 AM, Operational from 2:43 AM to 3:15 PM, Degraded performance from 3:15 PM to 7:05 PM

Third Party: OpenAI → APIs → Responses

Degraded performance from 10:27 PM to 10:51 PM, Operational from 10:51 PM to 11:13 PM, Degraded performance from 11:13 PM to 2:43 AM, Operational from 2:43 AM to 3:15 PM, Degraded performance from 3:15 PM to 7:05 PM

Updates
  • Resolved
    UTC
    Resolved

    All impacted services have now fully recovered.

  • Monitoring
    UTC
    Monitoring

    We have applied the mitigation and are monitoring the recovery.

  • Update
    UTC
    Update

    We are implementing the mitigation.

  • Identified
    UTC
    Identified

    We have identified elevated latencies impacting Responses API on the US endpoint.

  • Update
    UTC
    Update

    We have applied the mitigation and are monitoring the recovery.

  • Monitoring
    UTC
    Monitoring

    We have applied a mitigation and are monitoring recovery.

  • Identified
    UTC
    Identified

    We have identified an issue causing elevated latency for some Responses API requests. We are working on implementing a mitigation.