OpenAI previews Ultrafast mode, launches GPT-5.6-Cyber, and ships ChatGPT update

OpenAI has introduced several new features and models, including an "Ultrafast" mode for GPT-5.6 Sol that operates up to 14 times faster. The company also launched GPT-5.6-Cyber, designed for approved cybersecurity defenders, and has begun shipping the ChatGPT update. Additionally, OpenAI is reportedly working on a "Model 2" and exploring watermarking techniques for AI-generated content. AI

IMPACT New modes and models from OpenAI could significantly speed up AI interactions and enhance cybersecurity applications.

RANK_REASON Frontier-lab model release with system card [lever_c_demoted from frontier_release: ic=1 ai=1.0]

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• Anthropic
• ChatGPT
• GPT-5.6-Cyber
• GPT-5.6 Sol
• Model 2
• OpenAI

• model release
• product

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