AgentGuards

What's supported

Which coding tools AgentGuards protects, on which systems, and what it checks. Windows results were tested on a real Windows 11 machine on 25 September 2026.

ToolHow to set it upWorks onWhat it checks
macOSLinuxWindowsPromptsShell commandsWeb contentFile edits
Claude Code
in a terminal
One command✓✓✓✓✓✓✓
OpenAI Codex
CLI
One command✓✓✓✓✓◐4✓
Claude Desktop app
Code tab
Plugin, a few clicks✓—✓✓✓✓✓
Claude Code on the web
cloud sessions at claude.ai/code
Manual, one-time setup———✓✓✓✓
Gemini CLI
Extension, manual✓✓✗2✓✓✓—
GitHub Copilot CLI
Plugin, manual✓✓✗2✓✓◐1—
OpenCode
Plugin, manual✓✓✓✓✓✓—
VS Code Copilot, Cursor
and other MCP clients
MCP server✓✓✓◐3◐3◐3—
Your own app
any language
REST API / Gateway✓✓✓✓———
Claude Desktop — Cowork tab
tested, the hooks don't run there
Not supported✗
Claude chat
claude.ai / the app's Chat tab
Not supported✗
✓ supported◐ partly✗ not supported— not applicable
  1. 1 Content fetched with shell commands (curl, wget) is checked; the tool's built-in web search is not.
  2. 2 Tested: the hooks don't start on Windows yet. A Windows version is planned; use macOS, Linux or WSL for now.
  3. 3 The AI decides whether to call AgentGuards, so a check can be skipped. Hooks and plugins can't be.
  4. 4 Pages fetched with shell commands (curl, wget, Python or Node scripts), the files those commands download, and MCP fetch and search tools are checked. Codex's built-in web search runs on OpenAI's servers, so it isn't, and on Windows neither are PowerShell downloads (Invoke-WebRequest).

One command for Claude Code and Codex

macOS / Linux:  curl -fsSL https://agentguards.co/install.sh | sh
Windows:        irm https://agentguards.co/install.ps1 | iex

It installs AgentGuards and signs you in through the browser — no API key to copy. Open the guided setup.

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