Service update · OpenAI
Codex and Work stretch usage further on Day 12 of the 28-day pledge
- Review updated
On October 17, 2026 at 07:55 Beijing time, OpenAI's Tibo said Day 12 of the 28-day pledge raises the effective usage people get from Codex and Work. OpenAI now reuses context across subagents, keeps context cached longer, and routes requests to get more cache hits. The post gives no figure for the gain.