🚨OpenAI Faces Class Action Over ChatGPT Data Practices
OpenAI Sued for Secretly Using User Data
TL;DR
OpenAI faces a class action lawsuit for allegedly using real ChatGPT prompts and conversations to improve its models without user consent. The lawsuit includes over 900 million users worldwide.
OpenAI is being sued for allegedly routing real ChatGPT prompts and conversations to outside contractors to improve its models, without disclosing this practice to users. The lawsuit, filed on September 16, 2026, claims that OpenAI never mentioned this in its Terms of Use, Privacy Policy, or model-training pages. The proposed class includes all U.S. users who used ChatGPT during the applicable period, excluding those with enterprise, business, team, or edu accounts. OpenAI has not yet responded in court, and the case is assigned to Magistrate Judge Alex G. Tse.
Key Points
A class action complaint was filed on September 16, 2026, against OpenAI.
The lawsuit includes over 900 million ChatGPT users worldwide.
The proposed class includes all U.S. users who used ChatGPT during the applicable period.
OpenAI was served on September 21, 2026, and its response is due October 13.
The case is assigned to Magistrate Judge Alex G. Tse.
Why It Matters
If you're a developer or user of ChatGPT, this lawsuit highlights the importance of understanding data privacy practices. OpenAI's alleged undisclosed use of user data raises significant concerns for anyone relying on AI services for sensitive information. The lawsuit could set a precedent for transparency in AI model training.
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