Elyse Betters Picaro / ZDNET
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ZDNET's key takeaways
Codex Max processes massive workloads through improved context handling.
Faster execution and fewer tokens deliver better real-world efficiency.
First Windows-trained Codex enhances cross-platform development tasks.
Following a week of major AI programming announcements from Microsoft and Google, OpenAI has joined in the fun. Today, OpenAI is announcing a new version of Codex, its programming-focused AI model.
While the announcement was today, the actual GPT-5.1-Codex-Max capability will be available tomorrow in Codex for ChatGPT Plus, Pro, Business, Edu, and Enterprise users. API access is "coming soon." OpenAI says the new Max model "replaces GPT-5.1-Codex as the recommended model for agentic coding tasks in Codex and Codex-like environments."
Also: Linus Torvalds is surprisingly optimistic about vibe coding - except for this one 'horrible' use
(Disclosure: Ziff Davis, ZDNET's parent company, filed an April 2025 lawsuit against OpenAI, alleging it infringed Ziff Davis copyrights in training and operating its AI systems.)
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