Polymarket - Scheduled CLOB maintenance (No downtime expected) – Maintenance details

All systems operational

SEP15

Scheduled CLOB maintenance (No downtime expected)

CompletedSeptember 15, 2026 at 4:00 AM – 4:30 AMUTC

Affects

Predictions

Under maintenance from 4:00 AM to 4:30 AM

Predictions Trading API (CLOB)

Under maintenance from 4:00 AM to 4:30 AM

Updates
  • Completed
    September 15, 2026 at 4:30 AMUTC
    Completed
    September 15, 2026 at 4:30 AMUTC
    Maintenance has completed successfully
  • In progress
    September 15, 2026 at 4:00 AMUTC
    In progress
    September 15, 2026 at 4:00 AMUTC
    Maintenance is now in progress
  • Planned
    September 14, 2026 at 5:35 PMUTC
    Planned
    September 14, 2026 at 5:35 PMUTC

    We are updating periphery services for the CLOB. No downtime is expected. Users may experience temporary degradation around API key creation and deletes.