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

OpenAI has deployed GPT-5.5-Cyber to execute automated open-source vulnerability remediation alongside security firm Trail of ...

With a security initiative, OpenAI competes with Anthropic's Mythos and also offers a security review service for open-source ...

OpenAI announced Thursday that it has entered into an agreement to acquire Astral, the company behind popular open source Python development tools such as uv, Ruff, and ty, and integrate the company ...

OpenAI Group PBC today expanded its Daybreak cybersecurity program with a new open-source patching initiative called Patch ...

OpenAI launches Patch the Planet to help open-source maintainers find, validate and fix software bugs with AI and human ...

OpenAI on Monday began emailing more than 8,000 developers who applied for its invite-only GPT-5.5 party with a surprise consolation prize: a tenfold increase in Codex rate limits on their personal ...

Developers using GitHub Copilot now have access to a coding model built entirely by Microsoft, designed to handle lightweight ...

OpenAI has expanded its Daybreak cybersecurity programme with Patch the Planet, a new initiative aimed at helping open-source maintainers find, validate and fix software flaws before attackers can ...

OpenAI today announced Chronicle, a new opt-in research preview feature in the Codex app on macOS. This new feature builds memories from a user’s recent screen context. Instead of forcing developers ...

At its Build developer conference in San Francisco, Microsoft announced MAI-Code-1-Flash, its inaugural model in the AI coding space. Microsoft is trying to establish a presence with proprietary ...

Understanding the purpose of each tool is crucial. Claude Code and OpenAI Codex differ in how they integrate into your Windows workflow. OpenAI Codex is a cloud-first coding assistant that runs on ...