ChatGPT Status · History · Incident #4759

RESOLVED

SSO login errors for some ChatGPT Enterprise workspaces

Minor · Started Jun 18, 2026 · 8:55 AM

⚡ Pulsetic detected this 920 minutes before ChatGPT acknowledged it

Duration

2h 59m
Severity

Minor
Detection lead

920 min
User reports

—

Summary

SSO login errors for some ChatGPT Enterprise workspaces

All impacted services have now fully recovered.

Started

Jun 18, 2026 · 8:55 AM
Resolved

Jun 18, 2026 · 11:55 AM
Duration

2h 59m
Severity

Minor

Detection lead

Pulsetic caught this 920 minutes early

Pulsetic detected

~920 min before acknowledgement

User reports and synthetic probes crossed the detection threshold
ChatGPT acknowledged

Jun 18, 2026 · 8:55 AM

Event timeline

How this incident unfolded

●

Detected by Pulsetic
Jun 17 · 5:35 PM Pulsetic

User reports and synthetic probes crossed the detection threshold — 920 min before the official acknowledgement.
◐

Investigating
Jun 18 · 8:55 AM ChatGPT

We are investigating the issue for the listed services.
◉

Monitoring
Jun 18 · 9:59 AM ChatGPT

We have applied the mitigation and are monitoring the recovery.
✓

Resolved
Jun 18 · 11:55 AM ChatGPT

All impacted services have now fully recovered.

Pattern

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