How data retention works when using Claude

Starting with Claude Fable 5, the last thirty days of prompts and Claude’s outputs are stored for safety monitoring. Learn why this window exists, who can read it, and what Enterprise Frontier Safeguards (EFS) changes for organizations.

Read the announcement and request access to EFS: https://www.anthropic.com/news/enterprise-frontier-safeguards

How Claude Code uses your data: https://code.claude.com/docs/en/data-usage