# crx-mcp

> crx-mcp — youichi-uda-crx-mcp. Use this tool when you need to test and interact with Chrome extensions, enabling direct access to chrome.storage, Service Workers, and declarativeNetRequest from AI coding agents. It solves problems related to extension development and automation by providing a server interface for AI agents to input commands and receive outputs. Ideal for use cases where automated testing and integration of Chrome extensions with AI coding tools is required.

Canonical page: https://skillsregistry.net/skills/youichi-uda-crx-mcp  
JSON: https://api.skillsregistry.net/v1/skills/youichi-uda-crx-mcp

## Description

MCP server for Chrome extension testing. Access chrome.storage, Service Workers, declarativeNetRequest, and more directly from AI coding agents like Claude Code.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/raosz5rt4v)
- **Repository:** <https://github.com/youichi-uda/crx-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "youichi-uda-crx-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/youichi-uda-crx-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/youichi-uda-crx-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt