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Website audits and SEO fixes inside Cursor

Run squirrelscan from Cursor's agent terminal, or wire up the hosted MCP server for cloud audits.

Install
$
249+ rules·21 categories·runs locally

Cursor is comfortable running shell commands, which means it's comfortable running squirrelscan. Drop in the CLI, ask the agent to audit a URL, and it reads the report the same way it reads a stack trace: as something to go fix.

You get two levels of integration. The CLI (plus the audit-website skill, which Cursor supports natively) covers quick local audits with zero setup. The hosted MCP server goes further: cloud audits with real browser rendering, a per-website issue tracker, and the full 249+ rule catalog as tools the agent can call directly, no shell piping required.

Neither path needs you to leave the editor. Composer mode can run the audit, read the results, and open the fixes across your codebase in one pass.

Setup

  1. 1

    Install the squirrelscan CLI

    Run it in Cursor's built-in terminal. Local audits are free and need no account.

    bash
    curl -fsSL https://install.squirrelscan.com | sh
  2. 2

    Ask the agent to audit a URL

    The llm format is compact and structured, so the agent can parse it straight out of the terminal without you summarizing anything.

    bash
    squirrel audit https://example.com --format llm
  3. 3

    Or install the audit-website skill for a slash command

    Cursor supports Claude Code skills natively, so this drops in a /audit-website command you can run from the chat or composer.

    bash
    npx skills install squirrelscan/skills
  4. 4

    For cloud audits, add the hosted MCP server

    Create .cursor/mcp.json in your project (or ~/.cursor/mcp.json to make it available everywhere), then open Settings, find squirrelscan under Tools & Integrations, and click Needs login to authorize.

    json
    {
      "mcpServers": {
        "squirrelscan": {
          "url": "https://mcp.squirrelscan.com/mcp"
        }
      }
    }

Frequently asked questions

Does this cost anything?
Local CLI audits are free, no account needed. The hosted MCP server runs cloud audits on pay-as-you-go credits, and every account gets 500 free per month.
Can Cursor fix the issues it finds, not just report them?
Yes. Feed the audit output to composer or agent mode and it will implement fixes across the relevant files, the same way it works from a bug report or a failing test.
Does it work on localhost or a staging site?
The CLI and skill audit anything Cursor's machine can reach, including localhost. The hosted MCP server crawls from squirrelscan's cloud and needs a publicly reachable URL, so use the CLI or the local squirrel mcp server for private networks.
Do I need a squirrelscan account?
No account for local CLI audits. The hosted MCP server needs one, either via the OAuth sign-in flow from Cursor's Settings or an API key set as a bearer header for CI and shared configs.

Get started

Follow the docs quickstart, or see what a finished audit looks like.

Audit your site in one command

SEO, performance, security, accessibility and agent experience issues, with exact fixes for your coding agent.

Install
$

No account needed for the CLI. Cloud audits include free monthly credits.