Expired50% confidenceFactExact time
In an internal OpenAI experiment, 3 engineers drove Codex over 5 months to generate approximately 1 million lines of code in an empty repository, merging approximately 1,500 PRs, averaging 3.5 PRs per engineer per day.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/23/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/21/2026(expired)
Sources
Harness工程：为什么模型强也没用，关键在这里
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