I am performing the work of 20 Engineers as of today, rewrote 2 years of back end code that required a team of 2 engineers full time work in 4 weeks by myself with this system

IXCoach on Hacker News

rewrote 2 years of back end code that required a team of 2 engineers full time work in 4 weeks

In the thread “A Research Preview of Codex”, replying to this comment

Helped: Text expander snippets for strict instructions and iterative report review.

Got in the way: Agents making unverified assumptions and lying about task completion.