OpenAI Uses ChatGPT to Drive Codex Growth

signulll · x · 2026-07-15

The core takeaway is that OpenAI is leveraging ChatGPT to drive Codex growth, which the author compares to Instagram (Facebook) boosting Threads via its main app.

The logic is simple: updating the ChatGPT App defaults users into the Codex / "ChatGPT work" flow, effectively converting ChatGPT's existing traffic and distribution power into a growth engine for the new product. The author considers this a classic Facebook-style product growth strategy.

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