Polymarket - Notice history

All systems operational

Website - Operational

100% - uptime
May 2026 · 100.0%Jun · 100.0%Jul · 100.0%

Previous page

Next page

May 2026
Jun 2026
Jul 2026

CLOB API - Operational

100% - uptime
May 2026 · 99.96%Jun · 99.99%Jul · 99.94%

Previous page

Next page

May 2026
Jun 2026
Jul 2026

Markets API - Operational

100% - uptime
May 2026 · 100.0%Jun · 100.0%Jul · 100.0%

Previous page

Next page

May 2026
Jun 2026
Jul 2026

Polygon (RPC) - Operational

100% - uptime
May 2026 · 100.0%Jun · 100.0%Jul · 100.0%

Previous page

Next page

May 2026
Jun 2026
Jul 2026

User auth - Operational

100% - uptime
May 2026 · 100.0%Jun · 99.99%Jul · 99.95%

Previous page

Next page

May 2026
Jun 2026
Jul 2026

Sports API - Operational

100% - uptime
May 2026 · 100.0%Jun · 100.0%Jul · 100.0%

Previous page

Next page

May 2026
Jun 2026
Jul 2026

Notice history

Jul 2026

Scheduled Maintenance - Data API, Combos
  • Completed
    July 16, 2026 at 10:10 AMUTC
    Completed
    July 16, 2026 at 10:10 AMUTC
    Maintenance has completed successfully
  • In progress
    July 16, 2026 at 10:00 AMUTC
    In progress
    July 16, 2026 at 10:00 AMUTC
    Maintenance is now in progress
  • Planned
    July 16, 2026 at 9:51 AMUTC
    Planned
    July 16, 2026 at 9:51 AMUTC

    We are planning a Data API release during this time. Combo positions may not appear in your portfolio for up to 10 minutes.

    Your funds are safe, and position tracking will resume at the end of the maintenance window.

Scheduled Maintenance - Trading
  • Completed
    July 16, 2026 at 4:34 AMUTC
    Completed
    July 16, 2026 at 4:34 AMUTC
    Maintenance has completed successfully.
  • In progress
    July 16, 2026 at 4:00 AMUTC
    In progress
    July 16, 2026 at 4:00 AMUTC
    Maintenance is now in progress
  • Planned
    July 15, 2026 at 6:55 PMUTC
    Planned
    July 15, 2026 at 6:55 PMUTC

    What to expect:

    • Trading intermittent for up to 1 hour.

    • Brief post-only window after restart (2 min) before normal matching resumes. Cancels accepted.

    Post-only: only orders explicitly set with postOnly: true are accepted. Regular limit orders without the flag, market orders, and any taking liquidity will be rejected. Cancels for existing orders will still go through.

    See POST /order API reference for the post-only flag.

Combos will be down for maintenance from 12:45 AM to 1:30 AM UTC
  • Resolved
    UTC
    Resolved
    This incident has been resolved.
  • Investigating
    UTC
    Investigating

    This is a maintenance window

Scheduled Maintenance for Trading update
  • Completed
    July 13, 2026 at 6:20 PMUTC
    Completed
    July 13, 2026 at 6:20 PMUTC
    Maintenance has completed successfully
  • In progress
    July 13, 2026 at 6:00 PMUTC
    In progress
    July 13, 2026 at 6:00 PMUTC
    Maintenance is now in progress
  • Planned
    July 13, 2026 at 5:43 PMUTC
    Planned
    July 13, 2026 at 5:43 PMUTC

    An internal service upgrade will be deployed. No downtime is expected and trading should continue as normal, but there may be brief instability during this window. Specifically, websockets might face some delayed responses for brief period.

Issue with updating user balances affecting trading
  • Resolved
    UTC
    Resolved
    This incident has been resolved.
  • Investigating
    UTC
    Investigating

    We have identified

Jun 2026

Issues with CLOB via API - trading affected
  • Resolved
    UTC
    Resolved
    This incident has been resolved.
  • Investigating
    UTC
    Investigating
    We are currently investigating this incident.
Scheduled CLOB maintenance
  • Completed
    June 24, 2026 at 4:51 AMUTC
    Completed
    June 24, 2026 at 4:51 AMUTC
    Maintenance has completed successfully.
  • In progress
    June 24, 2026 at 4:00 AMUTC
    In progress
    June 24, 2026 at 4:00 AMUTC
    Maintenance is now in progress
  • Planned
    June 23, 2026 at 1:08 AMUTC
    Planned
    June 23, 2026 at 1:08 AMUTC

    CLOB maintenance shipping consistency fixes for order queueing tiebreak and cancellation edge cases.

    Expected impact:

    • Trading intermittent for up to ~1 hour.

    • Brief post-only window after restart (2 min) before normal matching resumes.

    Post-only: only orders explicitly set with postOnly: true are accepted. Regular limit orders without the flag, market orders, and any taking liquidity will be rejected. Cancels for existing orders will still go through.

    See POST /order API reference for the post-only flag

Scheduled CLOB Maintenance
  • Completed
    June 19, 2026 at 5:14 AMUTC
    Completed
    June 19, 2026 at 5:14 AMUTC
    Maintenance has completed successfully.
  • Update
    June 19, 2026 at 5:06 AMUTC
    Update
    June 19, 2026 at 5:06 AMUTC

    The last deployment is in the final stages, will update when completed.

  • In progress
    June 19, 2026 at 4:00 AMUTC
    In progress
    June 19, 2026 at 4:00 AMUTC
    Maintenance is now in progress
  • Planned
    June 18, 2026 at 6:16 PMUTC
    Planned
    June 18, 2026 at 6:16 PMUTC

    What to expect:

    • Trading intermittent for up to ~1 hour during the window. Orders won't match.

    • Post-only window after restart (2 min) before normal matching resumes.

    Post-only: only orders explicitly set with postOnly: true and cancellation of open order are accepted. Regular limit orders without the flag, market orders, and any taking liquidity will be rejected.

    See POST /order API reference for the post-only flag.

Scheduled CLOB maintenance
  • Completed
    June 18, 2026 at 4:18 AMUTC
    Completed
    June 18, 2026 at 4:18 AMUTC

    Maintenance is being rescheduled, targeted for tomorrow around the same time. Will post an updated maintenance alert shortly.

  • Planned
    June 17, 2026 at 8:26 PMUTC
    Planned
    June 17, 2026 at 8:26 PMUTC

    What to expect:

    • Trading intermittent for up to ~1 hour during the window. Orders won't match.

    • Post-only window after restart (2 min) before normal matching resumes.

    Post-only: only orders explicitly set with postOnly: true and cancellation of open order are accepted. Regular limit orders without the flag, market orders, and any taking liquidity will be rejected.

    See POST /order API reference for the post-only flag.

Markets pages and gamma
  • Resolved
    UTC
    Resolved
    This incident has been resolved.
  • Identified
    UTC
    Identified

    We're investigating an issue causing the Markets page to be unavailable. We'll share updates as soon as we know more.

May 2026

Clob issue identified - Trading affected
  • Resolved
    UTC
    Resolved

    Trading is restored. Thanks for your patience while we worked through the fix.

  • Monitoring
    UTC
    Monitoring

    There will be a CLOB restart at 13:10 UTC to roll-out the fix.

  • Identified
    UTC
    Identified

    We are working on a fix for an issue affecting trading

Scheduled CLOB maintenance
  • Completed
    May 29, 2026 at 12:38 PMUTC
    Completed
    May 29, 2026 at 12:38 PMUTC

    CLOB components have restarted successfully and all services are back to normal. Thanks for your patience and sorry for the extended maintenance.

  • Update
    May 29, 2026 at 12:25 PMUTC
    Update
    May 29, 2026 at 12:25 PMUTC

    Maintenance extended and still in progress.

  • In progress
    May 29, 2026 at 12:10 PMUTC
    In progress
    May 29, 2026 at 12:10 PMUTC

    Maintenance is now in progress, estimated 15min of maintenance

  • Planned
    May 29, 2026 at 12:10 PMUTC
    Planned
    May 29, 2026 at 12:10 PMUTC

    Brief CLOB restart to roll out additional components.


    Expected impact:

    • Intermittent trading for ~5-10 minutes. The CLOB will restart at ~12:10 UTC.

    • Brief post-only window after restart (2 min) before normal matching resumes.

    • Possible follow-up restart within 1 hr of the initial window if needed.


    We'll update the status page as the restart progresses.

Scheduled CLOB maintenance
  • Planned
    May 27, 2026 at 12:40 PMUTC
    Planned
    May 27, 2026 at 12:40 PMUTC

    Brief CLOB restart to roll out additional components as part of our ongoing latency-focused upgrades.

    Expected impact:

    • Intermittent trading for ~5-10 minutes. The CLOB will restart at 12:10 UTC.

    • Brief post-only window after restart (~2 min) before normal matching resumes.

    • Possible follow-up restart within ~1 hr of the initial window if needed.

    We'll update this page as the restart progresses.

  • Completed
    May 27, 2026 at 12:37 PMUTC
    Completed
    May 27, 2026 at 12:37 PMUTC

    This maintenance has been cancelled and will be rescheduled. No action needed.

Scheduled CLOB maintenance
  • Completed
    May 22, 2026 at 12:10 PMUTC
    Completed
    May 22, 2026 at 12:10 PMUTC

    Maintenance complete, trading is back to normal.

    Thanks for your patience.

  • In progress
    May 22, 2026 at 12:10 PMUTC
    In progress
    May 22, 2026 at 12:10 PMUTC
    Maintenance is now in progress
  • Planned
    May 22, 2026 at 12:10 PMUTC
    Planned
    May 22, 2026 at 12:10 PMUTC

    • Trading paused for ~5-10 minutes. The CLOB will restart at ~12:10 UTC.

    • 2 min cancel-only + post-only window after restart. Cancels and orders with postOnly: true will be accepted (See API reference here); market orders and taking liquidity will be rejected. Normal matching resumes shortly after.

Additional maintenance
  • Completed
    May 20, 2026 at 3:10 PMUTC
    Completed
    May 20, 2026 at 3:10 PMUTC
    Maintenance has completed successfully.
  • Update
    May 20, 2026 at 3:03 PMUTC
    Update
    May 20, 2026 at 3:03 PMUTC

    Maintenance still in progress, the Clob will restart shortly, and trading will be paused for ~5min.

  • In progress
    May 20, 2026 at 2:50 PMUTC
    In progress
    May 20, 2026 at 2:50 PMUTC
    Maintenance is now in progress
  • Update
    May 20, 2026 at 2:50 PMUTC
    Update
    May 20, 2026 at 2:50 PMUTC

    Brief CLOB restart to roll out an update. Trading will be paused for ~10 minutes.

  • Planned
    May 20, 2026 at 2:50 PMUTC
    Planned
    May 20, 2026 at 2:50 PMUTC

    Brief CLOB restart to roll out an update. Trading will be paused for ~10 minutes.
    2 min of post + cancel only mode once back up

May 2026 to Jul 2026

Next