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AI agent security tool agentsweep released

·2026.06.14 11:59

Key point

An open-source CLI tool has launched that detects and removes sensitive information such as API keys left in the history files of AI coding agents.

Details

agentsweep, an open-source CLI tool supporting over 30 AI coding agents including Claude Code, Cursor, and Aider, has been released.

It was developed to address the security threat posed by API keys, DB URLs, .env files, and cryptocurrency seed phrases being stored in plaintext in local history files when using AI agents. In particular, it prevents the risk of sensitive information being resent to the model when an agent reads its own history back in as context.

Key Features:

  • Robust detection rules: Equipped with about 191 secret detection rules ported from gitleaks and a dedicated BIP-39 seed phrase detector
  • Safe editing: Provides atomic writes, .bak backups, post-write verification, and full undo functionality
  • Safety first: Operates in read-only mode by default, with modifications only made upon the user's explicit confirmation
  • Easy installation: Can be installed and used immediately with the pipx install agentsweep command

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