How Codex Happened: Inside OpenAI's coding comeback from failed launch to ChatGPT centerpiece
every · x · 2026-10-16
Dan Shipper's long-form Every story recounts OpenAI's comeback in AI coding. He recalls testing GPT-5 a month before launch with a 10-person team retreat: good for everyday use but muted in Codex. At the time, Codex's earlier cloud version had missed product-market fit and the team was pivoting to a local terminal version. Today Codex is the centerpiece of OpenAI's strategy, having 'swallowed ChatGPT from the inside.'
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