OpenAI is acquiring open source Python tool-maker Astral

OpenAI is acquiring Astral, the company behind major open‑source Python tools like uv, Ruff, and Ty, and will integrate its team into the Codex division. The move aims to strengthen Codex’s capabilities and deepen integration with tools developers already use, while OpenAI and Astral both promise continued support for the open‑source ecosystem. The acquisition comes as competition intensifies between OpenAI’s Codex and Anthropic’s Claude Code, which recently acquired Bun to boost its own developer tooling. With Astral’s widely adopted tools, OpenAI gains a significant advantage in shaping the future of AI‑assisted software development.

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