DeepSeek — privacy & data policy

Provider: DeepSeek. PromptPrivacy score: 36/100. Last verified July 26, 2026.

What happens to your data?

DeepSeek collects your inputs, account details, and device information to provide and improve their AI services. Your data is processed and stored in China and may be shared with corporate affiliates and service providers for development and security purposes.

Does it train on your data?

User inputs and interactions are used to train and improve machine learning models and algorithms.

Can you opt out?

Yes, users have the right to opt-out of having their personal data used for model training or optimization by contacting privacy@deepseek.com.

Data retention

Personal data is retained for as long as necessary to provide services, comply with legal obligations, or for legitimate business interests. Account-related data is kept as long as the account is active.

Encryption & security

The policy mentions maintaining commercially reasonable technical, administrative, and physical security measures, but does not specify encryption standards or certifications.

Is it safe for work?

Not recommended for sensitive business use due to data storage in China, the use of user inputs for model training, and the lack of specific enterprise-grade security certifications.

Source policy: https://cdn.deepseek.com/policies/en-US/deepseek-privacy-policy.html