Parallel Browser MCP Server

What the code does

We read the source, 1 h ago · rules 3dff92dd89df

What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.

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Connect this server

This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.

claude mcp add parallel-browser-mcp -- npx -y parallel-browser-mcp

{
  "mcpServers": {
    "parallel-browser-mcp": {
      "args": [
        "-y",
        "parallel-browser-mcp"
      ],
      "command": "npx"
    }
  }
}

[mcp_servers.parallel-browser-mcp]
command = "npx"
args = ["-y", "parallel-browser-mcp"]

{
  "mcpServers": {
    "parallel-browser-mcp": {
      "args": [
        "-y",
        "parallel-browser-mcp"
      ],
      "command": "npx"
    }
  }
}

{
  "mcpServers": {
    "parallel-browser-mcp": {
      "args": [
        "-y",
        "parallel-browser-mcp"
      ],
      "command": "npx"
    }
  }
}

This one needs environment variables set before it will start: BROWSER_MCP_CONFIG (Inline JSON configuration for providers and defaults. See README for shape.), BROWSER_MCP_CONFIG_PATH (Path to a JSON file with provider configuration.), BROWSERBASE_API_KEY (Browserbase API key (required when using the browserbase provider).), BROWSERBASE_PROJECT_ID (Browserbase project ID (required when using the browserbase provider, unless set in config).), ANCHOR_API_KEY (Anchor Browser API key (required when using the anchor provider).), CLOUDFLARE_API_TOKEN (Cloudflare API token (required when using the cloudflare provider).), CLOUDFLARE_ACCOUNT_ID (Cloudflare account ID (required when using the cloudflare provider).), PLAYWRIGHT_USE_CLOAKBROWSER (Set to 'true' to launch the local Playwright provider via CloakBrowser (https://cloakbrowser.dev/) stealth Chromium. Requires installing the optional 'cloakbrowser' npm package.). The author declared them in the registry entry; get the values from the project itself.