tech
December 8, 2025
What to know about a recent Mixpanel security incident
Transparency is important to us, so we want to inform you about a recent security incident at Mixpanel, a data analytics provider OpenAI used for web analytics on the frontend interface for our API product (platform.openai.com(opens in a new window)).
TL;DR
- A security incident occurred at Mixpanel, a third-party data analytics provider used by OpenAI for its API product (platform.openai.com).
- The incident involved limited analytics data and user profile information related to some API users, but not users of ChatGPT or other products.
- No OpenAI systems, chat content, API requests, passwords, credentials, API keys, payment details, or government IDs were compromised.
- Information potentially affected includes name, email address, approximate location, operating system, browser, referring websites, and organization/user IDs.
- OpenAI has removed Mixpanel from its production services, is investigating, and is notifying impacted organizations and users directly.
- OpenAI has terminated its use of Mixpanel and is conducting broader security reviews of its vendor ecosystem.
- Affected users are advised to be vigilant for phishing or social engineering attacks and to enable multi-factor authentication.
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