Sezzle Outage History

Sezzle is up right now

Sezzle had 7 outages in the last 2 years totaling 10h 15m of downtime — averaging 0.3 incidents per month.

There were 7 Sezzle outages since October 28, 2024 totaling 10h 15m of downtime. Each is summarised below — incident details, duration, and resolution information.

Source: https://status.sezzle.com

Major October 19, 2026

Elevated API Errors

Detected by Pingoru
Oct 19, 2026, 12:13 AM UTC
Resolved
Oct 19, 2026, 12:45 AM UTC
Duration
32m
Affected: Sezzle Gateway APISezzle Core API
Timeline · 5 updates
  1. investigating Oct 19, 2026, 12:13 AM UTC

    We are experiencing elevated error rates on our Gateway and core APIs.

  2. investigating Oct 19, 2026, 12:19 AM UTC

    We are continuing to investigate this issue.

  3. identified Oct 19, 2026, 12:19 AM UTC

    The issue has been identified and a fix is being implemented.

  4. monitoring Oct 19, 2026, 12:19 AM UTC

    A fix has been implemented and we are monitoring the results.

  5. resolved Oct 19, 2026, 12:45 AM UTC

    This incident has been resolved.

Read the full incident report →

Critical July 5, 2026

Service degradation

Detected by Pingoru
Jul 05, 2026, 05:52 PM UTC
Resolved
Jul 05, 2026, 07:32 PM UTC
Duration
1h 40m
Affected: Sezzle Gateway APISezzle Core APISezzle Dashboards
Timeline · 5 updates
  1. investigating Jul 05, 2026, 05:52 PM UTC

    We are currently investigating this issue.

  2. identified Jul 05, 2026, 06:03 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Jul 05, 2026, 06:31 PM UTC

    A fix has been implemented and we are monitoring the results.

  4. monitoring Jul 05, 2026, 06:53 PM UTC

    We have made updates and have seen operational improvements for Sezzle Gateway and Sezzle Dashboards. Minor degraded performance remains on Sezzle Core API

  5. resolved Jul 05, 2026, 07:32 PM UTC

    This incident has been resolved.

Read the full incident report →

Minor April 18, 2026

Delayed SMS Delivery for AT&T Subscribers

Detected by Pingoru
Apr 18, 2026, 03:34 AM UTC
Resolved
Apr 18, 2026, 05:44 AM UTC
Duration
2h 10m
Affected: Sezzle WebsiteSezzle Dashboards
Timeline · 2 updates
  1. monitoring Apr 18, 2026, 03:34 AM UTC

    We have learned of an incident between Twilio and AT&T that is impacting SMS deliverability for One Time Passwords: https://status.twilio.com/

  2. resolved Apr 18, 2026, 05:44 AM UTC

    We are seeing One Time Passwords from AT&T delivery successfully now. This incident has been resolved.

Read the full incident report →

Major February 9, 2026

Service Outage

Detected by Pingoru
Feb 09, 2026, 07:03 PM UTC
Resolved
Feb 09, 2026, 07:52 PM UTC
Duration
48m
Affected: Sezzle Gateway APISezzle Core API
Timeline · 5 updates
  1. investigating Feb 09, 2026, 07:12 PM UTC

    We are currently investigating this issue.

  2. identified Feb 09, 2026, 07:30 PM UTC

    The issue has been identified and a fix is being implemented.

  3. monitoring Feb 09, 2026, 07:36 PM UTC

    A fix has been implemented and we are monitoring the results.

  4. monitoring Feb 09, 2026, 07:36 PM UTC

    We are continuing to monitor for any further issues.

  5. resolved Feb 09, 2026, 07:52 PM UTC

    This incident has been resolved.

Read the full incident report →

Major January 2, 2026

Checkout Service Interruption

Detected by Pingoru
Jan 02, 2026, 05:27 PM UTC
Resolved
Jan 02, 2026, 05:32 PM UTC
Duration
5m
Affected: Sezzle Gateway API
Timeline · 5 updates
  1. investigating Jan 02, 2026, 05:27 PM UTC

    We have identified the issue and a rollback is underway

  2. identified Jan 02, 2026, 05:28 PM UTC

    The issue has been identified and a solution is being merged

  3. investigating Jan 02, 2026, 05:28 PM UTC

    We are currently investigating this issue.

  4. monitoring Jan 02, 2026, 05:31 PM UTC

    A fix has been implemented and we are monitoring the results.

  5. resolved Jan 02, 2026, 05:32 PM UTC

    This incident has been resolved.

Read the full incident report →

Critical February 18, 2025

System outage

Detected by Pingoru
Feb 18, 2025, 08:22 AM UTC
Resolved
Feb 18, 2025, 12:16 PM UTC
Duration
3h 54m
Affected: Sezzle Gateway APISezzle Core API
Timeline · 6 updates
  1. investigating Feb 18, 2025, 08:22 AM UTC

    We are currently investigating this issue.

  2. investigating Feb 18, 2025, 08:34 AM UTC

    Mitigation efforts put in place and partial recovery

  3. identified Feb 18, 2025, 09:55 AM UTC

    The issue has been identified and a fix is being implemented.

  4. monitoring Feb 18, 2025, 10:35 AM UTC

    A fix has been implemented and we are monitoring the results.

  5. monitoring Feb 18, 2025, 12:11 PM UTC

    We are continuing to monitor for any further issues.

  6. resolved Feb 18, 2025, 12:16 PM UTC

    This incident has been resolved.

Read the full incident report →

Critical October 28, 2024

System Outage

Detected by Pingoru
Oct 28, 2024, 05:35 PM UTC
Resolved
Oct 28, 2024, 06:40 PM UTC
Duration
1h 4m
Affected: Sezzle Gateway APISezzle Core APISezzle Dashboards
Timeline · 3 updates
  1. investigating Oct 28, 2024, 05:35 PM UTC

    We are experiencing a system outage. We are actively identifying the issue and trying to deploy a fix.

  2. monitoring Oct 28, 2024, 05:45 PM UTC

    A fix has been implemented and we are monitoring the results.

  3. resolved Oct 28, 2024, 06:40 PM UTC

    We have identified and resolve the issue. Overall impact was between 12:03 and 12:38 CT.

Read the full incident report →