OpenAI Codex Tested Working Continuously for 12 Hours

Developers tested OpenAI Codex in extensive coding sessions, finding that the model maintains stability and completes tasks over 9 to 12 continuous hours, seemingly by design even after hitting usage limits.

2026-07-15 ~ 2026-07-16 · 3 related posts

• Codex Reportedly Continues Execution After Hitting Limits — soumitrashukla9 · 2026-07-15
• Testing OpenAI Codex for 12 Straight Hours — zeeg · 2026-07-16
• Codex Performs Well in Long Sessions — zeeg · 2026-07-16