OpenAI API User Data Exposed in Mixpanel Breach, ChatGPT Unaffected

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OpenAI API User Data Exposed in Mixpanel Breach, ChatGPT Unaffected

Hackread •Waqas • November 27, 2025

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OpenAI confirmed a third-party data breach via Mixpanel, exposing limited API user metadata like names, emails and browser…

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

OpenAI API Users Affected by Mixpanel Data Breach OpenAI confirmed a data breach at its analytics provider, Mixpanel, which exposed limited analytics data linked to OpenAI API users. The breach involved unauthorized access to Mixpanel's systems, resulting in the export of customer identifiable information. Affected users are being notified by OpenAI. 55 sources 52

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Mixpanel OpenAI