Today: 7 December 2025
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GPT-5.2

AI Models of the Week (Dec 1–7, 2025): OpenAI’s GPT‑5.2 ‘Code Red’, xAI’s Grok 4.20, and Google DeepMind’s Gemini 3 Deep Think

AI Models of the Week (Dec 1–7, 2025): OpenAI’s GPT‑5.2 ‘Code Red’, xAI’s Grok 4.20, and Google DeepMind’s Gemini 3 Deep Think

The first week of December 2025 has felt like an AI season finale. OpenAI is in an official “code red,” racing to ship a new GPT‑5.2 reasoning model. Elon Musk’s xAI is boasting that its Grok 4.20 bot just beat
7 December 2025
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OpenAI in ‘Code Red’: GPT‑5.2, a $4.6 Billion Australia Bet and an Ads Backlash – Inside a Pivotal 72 Hours (5–7 December 2025)

OpenAI in ‘Code Red’: GPT‑5.2, a $4.6 Billion Australia Bet and an Ads Backlash – Inside a Pivotal 72 Hours (5–7 December 2025)

Over just three days, OpenAI has hurtled through a series of crises and high‑stakes bets: a “code red” scramble to catch Google’s Gemini 3, an accelerated new model called GPT‑5.2, angry users accusing ChatGPT of sneaking in ads, a multi‑billion‑dollar
7 December 2025
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