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OpenAI has announced plans to acquire Astrala developer tools company known for creating popular Python utilities such as uv, Ruff, and ty. The deal is still subject to regulatory approval and until then, both companies will continue to operate independently.
The measure aims to expand of the codex role in software development beyond simply generating code snippets. OpenAI wants Codex to be involved throughout the development process, managing dependencies, ensuring code quality, setting up environments, and maintaining long-term projects.
What Astral builds for Python developers
Astral tools focus on the parts of development that come after writing the code. uv handles Python packages and environments without problems. Ruff is a fast Python formatter and linterer, while ty checks types to catch errors early. These tools are already widely used in many Python projects, making them well established in the workflows that OpenAI aims to expand with Codex.
Charlie Marsh, founder and CEO of Astral, mentioned that the company plans to continue developing its open source tools even after the acquisition. OpenAI has also committed to supporting existing Astral projects, which is good news for the many teams that depend on them.
How Astral Acquisition Fits into OpenAI’s Codex Strategy
OpenAI reports that Codex has tripled its number of users and quintupled its usage since the beginning of 2026, and now has more than 2 million active users each week. Thibault Sottiaux, Codex lead at OpenAI, explained that the addition of Astral’s expertise aims to increase Codex’s ability to handle all stages of software development, rather than simply functioning as a standalone code generator.
By integrating Astral tools, Codex will be able to interact directly with the dependency management, linting, and type checking processes within a Python project, rather than operating alongside them as separate components. Given Python’s widespread use in artificial intelligence, data science, and backend development, this deeper integration could impact a wide range of professional workflows.
What happens next with Astral, Codex and Python tools?
The deal is still awaiting regulatory approval. Until then, Astral will remain independent and its open source tools will continue to be supported. Once the deal closes, the Astral team is expected to join Codex and work on deeper integrations. OpenAI has not yet provided a timeline for implementing these integrations between Codex and Astral tools.
