OpenAI Engineers Use Codex Ultrafast to Speed Up Incident Investigations
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On October 26, 2026, OpenAI announced in an official news release that its engineers used the internal tool Codex Ultrafast to investigate incidents, cutting investigation times that previously took hours down to just minutes. According to the report, beyond incident investigations, Codex Ultrafast can also be used to speed up daily workflows such as security analysis and code refactoring. This is currently the only report on the event, with no further developments yet.
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- OpenAI NewsHow Ultrafast cut incident investigation from hours to minutes at OpenAI
OpenAI engineers used Codex Ultrafast to investigate incidents, cutting the time from hours to minutes. The tool can also speed up everyday workflows such as security analysis and code refactoring.
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