wcagc MCP Server (Official): Install & Setup

Install wcagc in Claude Code

Remote URL

Claude Code

claude mcp add --transport http wcagc-accessibility-scanning https://mcp.wcagc.com/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "wcagc-accessibility-scanning": {
      "url": "https://mcp.wcagc.com/mcp"
    }
  }
}

npm

Claude Code

claude mcp add wcagc-accessibility-scanning -e WCAGC_MCP_KEY=... -- npx -y @wcagc/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "wcagc-accessibility-scanning": {
      "command": "npx",
      "args": [
        "-y",
        "@wcagc/mcp"
      ],
      "env": {
        "WCAGC_MCP_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the wcagc MCP server do?

Accessibility scanning with axe-core (WCAG 2.1 AA, EN 301 549, PDF/UA) via wcagc: scan URLs and PDFs, crawl sites, replay journeys and read violation trends.

Is the wcagc MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does wcagc run locally or remotely?

Local + Remote. Can run locally or be used as a hosted remote server.

How do I add wcagc to Claude Code?

Run: claude mcp add --transport http wcagc-accessibility-scanning https://mcp.wcagc.com/mcp

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