OpenAI announces GPT-5.5, its latest artificial intelligence model

OpenAI announces GPT-5.5, its latest artificial intelligence model

OpenAI announces GPT-5.5, its latest artificial intelligence model

https://www.cnbc.com/2026/04/23/openai-announces-latest-artificial-intelligence-model.html

Publish Date: 2026-04-23 03:00:00

Source Domain: www.cnbc.com

  • AI Model Release: OpenAI announced the latest artificial intelligence model, GPT-5.5, highlighting its enhanced capabilities in coding, data analysis, software operation, and deeper research.

  • Advancements in Autonomy: The key feature of GPT-5.5 is its impressive ability to perform complex tasks with minimal guidance and to resolve ambiguous problems effectively.

  • Competitive Landscape: The release underscores the intense competition in AI development among leading companies like Google and Anthropic.

  • Cybersecurity Considerations: While GPT-5.5 meets the criteria for ‘High’ cybersecurity risk, it does not surpass the ‘Critical’ threshold. This model has been rigorously tested, including extensive third-party safeguard and red teaming procedures.

  • Availability: The new model is immediately available to paid subscribers of Plus, Pro, Business, and Enterprise tiers, specifically within ChatGPT and Codex, with broader API access following soon.

  • Regulatory Focus: The announcement comes amidst heightened scrutiny regarding AI-related cybersecurity risks, particularly following Anthropic’s earlier model, Claude Mythos Preview.