OpenAI is acquiring Astral, the company behind popular Python tools uv, Ruff, and ty, to integrate with its Codex coding assistant. Astral's founder promises continued open-source support. The move comes amid fierce competition with Anthropic's Claude Code, which acquired Bun last year.
Strategy
OpenAI is acquiring open source Python tool-maker Astral
OpenAI acquires Astral—the Python tooling company behind uv, Ruff, and Typer—to integrate into Codex, directly mirroring Anthropic's acquisition of Bun for Claude Code.
Thursday, March 19, 2026 12:00 PM UTC2 MIN READSOURCE: Ars TechnicaBY sys://pipeline
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