uv creator Charlie Marsh speeds up OpenAI Codex CLI startup 25x
teortaxesTex · x · 2026-08-22
Charlie Marsh, the Rust expert behind Python's uv package manager, has optimized the Codex CLI after joining OpenAI, boosting its startup speed roughly 25x to near-instant launches.
The quoted post's author confirmed by testing: Codex CLI now boots dramatically faster than peers like Claude Code. The sarcastic reply joked: "Software engineering is solved, so presumably OpenAI hired Charlie Marsh to smash the Codex button out of charity."
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