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

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 has acquired Astral, a startup whose essential Python development tools are used by millions. This strategic move aims to bolster OpenAI's Codex group, which faces competition from Anthropic's ...

OpenAI took the coding agent rivalry to Claude’s coding terminal. OpenAI has developed a plugin to run its Codex agent inside Claude Code, the coding agent developed by Anthropic. OpenAI has published ...

OpenAI Group PBC today announced plans to acquire Astral Software Inc., a startup with a set of widely used Python development tools. The terms of the deal were not disclosed. Astral’s development ...

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 on Thursday launched GPT-5.3-Codex-Spark, a stripped-down coding model engineered for near-instantaneous response times, marking the company's first significant inference partnership outside ...

On Friday, OpenAI engineer Michael Bolin published a detailed technical breakdown of how the company’s Codex CLI coding agent works internally, offering developers insight into AI coding tools that ...

March 19 (Reuters) - OpenAI said on Thursday it will acquire Python toolmaker Astral, as the ChatGPT owner looks to strengthen its portfolio against ‌rival Anthropic and gain more share in the ...