Mistral Le Chat — privacy & data policy

Provider: Mistral AI. PromptPrivacy score: 68/100. Last verified July 26, 2026.

What happens to your data?

Mistral AI collects your account information, prompts, and feedback to provide and improve their services. While your interactions may be used to train their AI models, you have the ability to opt out of this training in your account settings. Your data is shared with authorized team members and necessary service providers to maintain the platform.

Does it train on your data?

User inputs and outputs are used to train models, but users have an opt-out right. Training on user data is explicitly excluded for Le Chat Enterprise and paid API versions.

Can you opt out?

Yes, users can object to the use of their input and output data for model training directly through their account settings.

Data retention

Data is kept as long as needed for the purposes described. For Le Chat, inputs and outputs are kept until the user deletes their account or the specific conversation. For APIs, data is generally kept for 30 days for abuse monitoring, unless zero data retention is activated.

Encryption & security

Not specified

Is it safe for work?

Generally safe, especially if using the Enterprise or paid API versions which explicitly exclude user data from model training.

Source policy: https://legal.mistral.ai/terms/privacy-policy?language=en-US