OpenAI and Microsoft announced expansion of cybersecurity AI partnership, sharing advanced models and defense expertise.

On Thursday, Anthropic’s chief rival, OpenAI, took a different approach. The company unveiled a new flagship A.I. model, ...

OpenAI has expanded the availability of its GPT-5.3-Codex model to third-party developers via API and Microsoft Foundry. Earlier this month, OpenAI introduced GPT-5.3-Codex, its most capable agentic ...

Cloudflare expands Agent Cloud with OpenAI GPT-5.4 integration and isolate-based Dynamic Workers, challenging containers as ...

OpenAI has presented GPT-5.4-Cyber, a defensive cybersecurity-focused AI model, to U.S. agencies, state governments, and members of the Five Eyes alliance. The model is designed for vetted partners ...

The AI updates aren't slowing down. Literally two days after OpenAI launched a new underlying AI model for ChatGPT called GPT-5.3 Instant, the company has unveiled another, even more massive upgrade: ...

A week after Anthropic said it would limit the release of its latest artificial intelligence technology to a small number of ...