Codex Vendor post on X
Codex Day 23 is a usage reset, the twelfth of the program
Changed (SGT) · OpenAI · Entry updated · Not re-checked against the vendor for this entry
On 28 Oct 2026, OpenAI: Codex Day 23 (28 Oct 2026, SGT): 'today is a reset', a usage reset, the 12th of the 28-day program (11 global resets plus the 8 Oct banked reset). Five days of the program are left. A follow-up said it lands by midnight PST (by about 4 PM SGT).
PlanYield, 'Codex Day 23 is a usage reset, the twelfth of the program', updated 30 Oct 2026, https://planyield.dev/changes/2026-10-28-codex-day23-reset/
Status and sources
PlanYield status: Vendor post on X. What the statuses mean.
Sources: @thsottiaux on X ↗ · @thsottiaux on X, post 2 ↗ (28 Oct 10:42 and 10:43 SGT)
Plans this touches
ChatGPT Free · ChatGPT Go · ChatGPT Plus · ChatGPT Pro · ChatGPT Business
Inferred: the source does not name every plan, so PlanYield chose these.
Current limits: Codex usage limits
Other OpenAI changes
30 Oct 2026 OpenAI doubles ChatGPT Pro and Business Premium limits; Pro 200 cut cancelled · 29 Oct 2026 ChatGPT Pro and Business add monthly OpenAI API credits · 27 Oct 2026 GPT-6.1 Terra launches in Codex with about 2x Sol's usage · 26 Oct 2026 Codex Day 21 is a usage reset, the eleventh of the program
Every change logged in Oct 2026, charted by vendor and day: Oct 2026 chart
Get the Monday diff when the next change lands. All changes