Does DeepL train on your data?
No—DeepL's cited terms say it does not train on your data by default.
Their words · other
“DeepL shall only make use of Customer Training Data exclusively in connection with the translations or improvements of the respective Customer. Furthermore, DeepL shall store and process it for the duration of this Agreement in a way that no unauthorised persons will gain access to it. As the Customer Training Data is processed in an automatic way, it will be deleted upon the Customer’s request. However, it cannot be returned to the Customer (as DeepL does not offer any data storage service).”
Captured 2026-06-07. Open captured source →Snapshot SHA-256: 8173e7dfc209d0c3eed902d281fbd9e3d92aa442327aed8d5173fe164abdedbc
Permalink to this finding →Informational only, not legal advice. Terms can change; check the cited policy and capture date before relying on this answer.
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