OpenAI releases ‘code red’ GPT-5.2 update to ChatGPT: ‘most capable model series yet’

Published: (December 11, 2025 at 01:22 PM EST)
1 min read
Source: 9to5Mac

Source: 9to5Mac

OpenAI announces GPT-5.2 upgrade

OpenAI has officially announced its GPT-5.2 upgrade to ChatGPT. This is the so‑called “code red” reaction to Google Gemini that OpenAI calls its “most capable model series yet for professional knowledge work.”

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