OpenAI has launched Patch the Planet, a new initiative part of its Daybreak cybersecurity program, which was designed to ...

Speaking of Codex: OpenAI on Monday released a Codex Security plugin⁠ that the company says “enables out-of-the-box defensive ...

OpenAI is advancing Daybreak beyond vulnerability discovery into patch automation, launching an updated Codex Security plugin, the full GPT-5.5-Cyber model in limited release, a Daybreak Cyber Partner ...

OpenAI launched Patch the Planet on June 22, partnering with Trail of Bits and HackerOne to find and fix vulnerabilities in widely used open-source software, a direct shot at Anthropic's Mythos and a ...

OpenAI on Monday said it's releasing an improved version of its GPT‑5.5‑Cyber model to trusted defenders as part of the Daybreak initiative the artificial intelligence (AI) company announced last ...

OpenAI has agreed to acquire Ona, a startup specializing in cloud execution environments for AI agents. The financial terms ...

OpenAI has expanded its Daybreak security effort with new tools and partnerships to speed up software patching. The effort ...

OpenAI is rolling out the full, limited-release version of GPT-5.5-Cyber—a specialized AI model that outperforms its ...

OpenAI is moving a step deeper into the software development stack with its planned acquisition of Astral, a company known for building widely used open-source Python developer tools. The move is less ...

OpenAI launches a Mac-only Codex app as an agent command center. Sandbox controls limit folder writes and network access for safer use. Switching between IDE, terminal, and app keeps context across ...