GPT-5.5 is rolling out to Plus, Pro, Business, and Enterprise users in ChatGPT and Codex, and GPT-5.5 Pro to Pro, Business, and Enterprise users in ChatGPT (The Verge)
THE SO WHAT
GPT-5.5 going straight into Plus, Pro, Business, Enterprise, and Codex means the baseline capability for your competitors just jumped without procurement friction. If you’re still piloting “AI initiatives,” assume your peers’ line-level staff now have access to 5.5 by default and plan your differentiation above the model layer.
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