What will happen to Pierre's open-source projects?

Pierre's open-source projects will remain open-source, and OpenAI said it will continue to contribute to them.

Can customers keep using Code Storage after the acquisition?

Yes, customers can continue using Code Storage after the acquisition closes while OpenAI works to bring its features and functionality into Codex.

When will the acquisition close?

The closing is subject to customary closing conditions, including receipt of regulatory approvals; the body does not give a date.

AI Coding AssistantsOpen-Source AIAI Business & IndustryOpenAI Blog13m agoNov 5, 2026, 01:00 JST

OpenAI to acquire Pierre Computer Company, Inc.

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3 Key Points

What happened
OpenAI said it will acquire Pierre Computer Company, Inc., maker of Code Storage and the Trees and Diffs libraries already used in the Codex app, subject to customary closing conditions including regulatory approvals.
Why it matters
OpenAI aims to fold Pierre's tools into Codex, saying it wants Codex to be where developers and agents take on their most ambitious projects, and plans to keep Pierre's open-source projects open-source and continue contributing to them.

WHO IT HITSDevelopers and engineering teams using the Codex app or Pierre's Code Storage will see Pierre's tools folded into Codex, with Code Storage customers able to keep using the service after closing while features are integrated.

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Context & Analysis

The announcement comes days after OpenAI shared how it is scaling Git at OpenAI with Pando, its in-house source control backend for engineers and agents. OpenAI frames the Pierre team's work as fitting that same effort to adapt Git-based workflows to teams working with coding agents in parallel. Pierre's tools are already familiar to Codex users: Trees and Diffs power file browsing and change review in the Codex app, and Diffs' Edit mode lets reviewers fix a line of code on the spot. Pierre also recently released Highlights, a fast syntax highlighter that updates as a developer types or an agent streams code. OpenAI says that once the acquisition closes, its ambition is to advance the future of source control across the industry, connecting the code a company ships with the decisions its people make. Until closing, OpenAI and Pierre will remain separate and independent companies.

FAQ

What will happen to Pierre's open-source projects?: Pierre's open-source projects will remain open-source, and OpenAI said it will continue to contribute to them.
Can customers keep using Code Storage after the acquisition?: Yes, customers can continue using Code Storage after the acquisition closes while OpenAI works to bring its features and functionality into Codex.
When will the acquisition close?: The closing is subject to customary closing conditions, including receipt of regulatory approvals; the body does not give a date.

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