You don’t need to close the code. You just need to own the road it runs on.

Last week OpenAI acquired Astral — the company behind uv, ruff, and ty, the fastest-growing tools in the Python ecosystem. Hundreds of millions of downloads per month. Three months earlier, Anthropic acquired Bun , the JavaScript runtime powering Claude Code. The declared reason is the same: integrate the feedback loop — build, lint, test, type-check — directly into the coding agent.