We are updating our security certificates, which will require all macOS users to update their OpenAI apps to the latest versions. This helps prevent any risk, however unlikely, of someone attempting to distribute a fake app that appears to be from OpenAI. You can update safely through an in-app update or at the official links below:

The security and privacy of your information are a top priority. We’re committed to being transparent and taking quick action when issues arise. We’re sharing more technical details and FAQs below.

On May 11, 2026 UTC, TanStack, a widely used open-source library, was compromised as part of a broader software supply chain attack known as Mini Shai-Hulud⁠(opens in a new window).

Two employee devices in our corporate environment were impacted by this attack. Upon identification of the malicious activity, we worked quickly to investigate, contain, and take steps to protect our systems. As part of our investigation and response, we engaged a third-party digital forensics and incident response firm.