Codex reset notices, history, and probability

Codex Reset Observatory

Check Codex reset forecasts, official updates, and recent reset history in one place.

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Current outlook

Unscheduled reset probabilityLikelihood: Medium

Within 12 hours: 13%
Within 24h: 24%
Within 48h: 37%
Within 72 hours: 48%

Official notice: None

Current outlook: 3 days have passed since the last reset. There is currently no official notice or active Codex-related incident.

This is an unofficial forecast. Check official sources for confirmed reset timing.

Reset history

Recent reset events

Luna 100k Threads & Efficiency Milestone Reset

Category: Unscheduled reset
Reason: Celebration reset
Reset method: Hard Reset
Scope: All paid plans
Time from notice to reset: 22 hours 42 minutes

Note

Tibo announced a forced reset for all Codex and ChatGPT Work users to celebrate a week of efficiency gains and enable 100,000 Luna threads over the weekend.

Notice: Jul 31, 2026, 22:50 GMT+9 JST

Reset: Aug 1, 2026, 12:32 GMT+9 JST

Source

GPT-5.6 Sol Efficiency Improvement Reset

Category: Unscheduled reset
Reason: Celebration reset
Reset method: Hard Reset
Scope: All paid plans
Time from notice to reset: 23 hours 9 minutes

Note

Following the announcement by Tibo regarding efficiency improvements for the GPT-5.6 Sol model (~18% longer usage duration), rate limits for all ChatGPT Work and Codex users were forcibly reset immediately.

Notice: Jul 28, 2026, 14:00 GMT+9 JST

Reset: Jul 29, 2026, 13:09 GMT+9 JST

Source