Contracts, drift detection and security checks for MCP servers — in CI and in production.
Project description
ToolGuard
Contracts, drift detection and security checks for MCP servers — in CI and in production.
Know when an MCP server changes — yours, or the one you depend on.
⚠️ Pre-release. This package currently reserves the
mcp-toolguardname on PyPI. The first functional release ships before the MCP 2026-07-28 spec lands, with:
mcp-toolguard scan— snapshot an MCP server's tools, schemas, capabilities and descriptions (stdio & streamable HTTP)mcp-toolguard baseline --update— commit a reference snapshot to your repomcp-toolguard diff— classified diff against the baseline: breaking / compatible / suspiciousmcp-toolguard ci— exit codes and Markdown output for any CI, plus spec-version matrix validation (2025-11-25 + 2026-07-28)- A GitHub Action wrapping all of the above
Install
uvx mcp-toolguard --version
# or
pip install mcp-toolguard
License
MIT — see LICENSE.
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