Local + RemoteFree server, account needed

Alterlab MCP server

RapierCraft/alterlab-mcp-server

Web scraping, structured data extraction and screenshots with JavaScript rendering, residential proxy rotation and automatic retries.

2 GitHub stars2 forks922 npm downloads / month
Source code

Install Alterlab in Claude Code

Remote URL

Claude Code
claude mcp add --transport http alterlab https://mcp.alterlab.io/mcp
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "alterlab": {
      "url": "https://mcp.alterlab.io/mcp"
    }
  }
}

npm

Claude Code
claude mcp add alterlab -- npx -y alterlab-mcp-server
mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)
{
  "mcpServers": {
    "alterlab": {
      "command": "npx",
      "args": [
        "-y",
        "alterlab-mcp-server"
      ]
    }
  }
}

Frequently asked questions

What does the Alterlab MCP server do?

Web scraping, structured data extraction and screenshots with JavaScript rendering, residential proxy rotation and automatic retries.

Is the Alterlab 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 Alterlab run locally or remotely?

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

How do I add Alterlab to Claude Code?

Run: claude mcp add --transport http alterlab https://mcp.alterlab.io/mcp

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