Polymarket - Issues with delayed open order read responses – Incident details

All systems operational

Issues with delayed open order read responses

Resolved
Major outage
Started about 1 month agoLasted 4 hours 29 minutes

Affected

Predictions

Major outage from 5:06 PM to 7:42 PM, Operational from 7:42 PM to 8:34 PM, Degraded performance from 8:34 PM to 9:35 PM

Predictions Trading API (CLOB)

Major outage from 5:06 PM to 7:42 PM, Operational from 7:42 PM to 8:34 PM, Degraded performance from 8:34 PM to 9:35 PM

Updates
  • Resolved
    UTC
    Resolved
    This incident has been resolved.
  • Update
    UTC
    Update

    We are preparing to re-enable trading shortly, but will keep monitoring and revert to cancel-only mode if more degradations are detected.

  • Monitoring
    UTC
    Monitoring

    We are currently re-entering cancel-only mode due to the ongoing issues.

  • Resolved
    UTC
    Resolved
    This incident has been resolved.
  • Update
    UTC
    Update

    We are currently in cancel-only mode until 19:35 UTC after which trading will be resumed.

  • Monitoring
    UTC
    Monitoring

    We have addressed the issue and will be entering cancel-only mode for at least 15 minutes shortly. After final checks, trading will be resumed.

  • Identified
    UTC
    Identified

    We are continuing to work on a fix for this incident. An ETA will be provided as soon as we have one.

  • Investigating
    UTC
    Investigating

    Trading has been paused while we investigate the incident.