CHATS-lab

ToolShield — Development skill for Claude Code

Development community

[ICML 2026] Official implementation for paper "Unsafer in Many Turns: Benchmarking and Defending Multi-Turn Safety Risks in Tool-Using Agents".

How to install ToolShield

This entry records only its repository, not the path inside it, so there is no exact command to give. Open CHATS-lab/ToolShield and copy the folder into ~/.claude/skills/, or the file into ~/.claude/agents/.

What ToolShield does

[ICML 2026] Official implementation for paper "Unsafer in Many Turns: Benchmarking and Defending Multi-Turn Safety Risks in Tool-Using Agents".

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README

[ICML 2026] ToolShield: A Package to Guard Your Agent

Accepted to the ICML 2026 main conference  ·  🏆 additionally selected as a Spotlight at the AI4GOOD Workshop @ ICML 2026

[![PyPI](https://img.shields.io/pypi/v/toolshield?style=for-the-badge&logo=pypi&logoColor=white)](https://pypi.org/project/toolshield/) [![Paper](https://img.shields.io/badge/arXiv-2602.13379-b31b1b?style=for-the-badge&logo=arxiv&logoColor=white)](https://arxiv.org/abs/2602.13379) [![Homepage](https://img.shields.io/badge/Homepage-4d8cd8?style=for-the-badge&logo=google-chrome&logoColor=white)](https://unsafer-in-many-turns.github.io) [![License](https://img.shields.io/badge/License-MIT-green?style=for-the-badge)](LICENSE) [![HuggingFace](https://img.shields.io/badge/%F0%9F%A4%97%20Dataset-FFD21E?style=for-the-badge)](https://huggingface.co/datasets/CHATS-Lab/MT-AgentRisk) [![Downloads](https://img.shields.io/pepy/dt/toolshield?style=for-the-badge&logo=pypi&logoColor=white&color=green)](https://pepy.tech/projects/toolshield)

Supports:  Claude Code

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