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Turn off AI training › Claude
How to turn off AI training in Claude
Claude Free / Pro
Steps: Privacy Settings → model improvement → off, or use Incognito chats.
Why it matters: Training depends on a user setting whose default isn't stated. Safety-flagged chats and feedback may be used. If training is on, data can be kept up to 5 years.
Source: https://privacy.anthropic.com/en/articles/10023580-is-my-data-used-for-model-training · checked 2026-10-16
Business plans often don't train at all. See AI tools that don't train on your data.
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