Does Cursor train AI on your data?
Yes, unless you opt out
“We do not use Inputs or Suggestions to train our models, or permit third parties to use them for training, unless: (1) they are flagged for security review”
From Cursor's privacy policy , checked Oct 28, 2026.
The rest of the data policy
Data retention
Kept only as long as necessary for operations and legitimate business needs
“Anysphere retains your personal data only for as long as necessary to operate the Service effectively and to support legitimate business needs”
Where data is stored
US and other jurisdictions
“Anysphere processes your personal data for the purposes described in this Privacy Policy on servers located in various jurisdictions, including in the United States.”
Security and compliance
Cursor and your data: common questions
Does Cursor use my data to train AI?
Yes, unless you opt out. Cursor's policy says: "We do not use Inputs or Suggestions to train our models, or permit third parties to use them for training, unless: (1) they are flagged for security review" (checked Oct 28, 2026).
Can I stop Cursor from training on my content?
The policy describes a way to opt out; the wording above says where. Plans for businesses often have different defaults, so check the terms of the plan you're on.
How long does Cursor keep my data?
Kept only as long as necessary for operations and legitimate business needs. The policy says: "Anysphere retains your personal data only for as long as necessary to operate the Service effectively and to support legitimate business needs"
Where does Cursor store data?
US and other jurisdictions. The policy says: "Anysphere processes your personal data for the purposes described in this Privacy Policy on servers located in various jurisdictions, including in the United States."
What security certifications does Cursor have?
Its security pages list SOC 2 Type II, ISO 27001, ISO 42001.
Business plans often carry different terms than free and individual plans. We record what the public policy says; the quote shows which plan it covers. See Cursor's full profile or how other AI tools compare.