Unverified50% confidenceFactExact time
Claude Free, Pro and Max only use data to train models when the user actively permits it, with the exception of conversations flagged by safety review; after deletion they are cleared within 30 days; if the user permits training, de-identified conversations may be retained for up to 5 years.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/16/2026
First Seen
Valid until: 1/14/2027
Sources
Related Entities
Related Claims
UnverifiedChatGPT Free, Plus and Pro use conversations to train models by default unless the user manually turns it off; deleted conversations are removed within 30 days, but there are legal and safety exceptions.73% similarUnverifiedClaude Code 消费者用户（Free/Pro/Max）允许数据用于模型改进时，Anthropic 会在训练流水线中保留数据最长 5 年69% similar
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