<- AI Data Use IndexUses public data and interactions
X / xAI · Consumer service
Grok on X
X says public X data plus interactions, inputs, and results with Grok may be shared with xAI to train and fine-tune Grok and other generative AI models.
Training use
Public X data and Grok interactions may be used for training and fine-tuning.
How to opt out
Use X settings under Privacy & Safety -> Data sharing and personalization -> Grok & Third-party Collaborators.
Private content
X advises users not to share personal or confidential information with Grok and says private-account posts are not used for training.
Retention
X says deleted Grok conversations are removed within 30 days unless retention is required for security or legal reasons.
Human review
The cited help article focuses on data sharing, controls, and deletion rather than one simple human-review disclosure.