nightglass MCP Server

Take website screenshots from any MCP-compatible client — Claude Desktop, Cursor, Windsurf, Claude Code, and more.

Powered by the nightglass screenshot API.

Tools

take_screenshot

Capture a screenshot of any website. Returns a PNG image directly in the conversation.

Parameters:

| Parameter | Type | Default | Description | |-----------|------|---------|-------------| | url | string | required | URL to screenshot | | format | png | jpeg | webp | png | Output format | | style | raw | mockup | raw | mockup wraps the screenshot in a browser frame | | full_page | boolean | false | Capture the full scrollable page | | viewport_width | number | 1280 | Viewport width (320–3840) | | viewport_height | number | 720 | Viewport height (200–2160) | | delay | number | 0 | Wait time in ms after page load | | dark_mode | boolean | false | Emulate dark colour scheme |

check_balance

Check your account balance and remaining screenshot credits.

Setup

1. Get an API key

Sign up at api.nightglass.xyz/dashboard and create an API key. You get 50 free screenshots to start.

2. Install

npm install -g nightglass-mcp

3. Configure your MCP client

Claude Desktop — add to claude_desktop_config.json:

{
  "mcpServers": {
    "nightglass": {
      "command": "nightglass-mcp",
      "env": {
        "NIGHTGLASS_API_KEY": "ng_live_your_key_here"
      }
    }
  }
}

Claude Code — add to your project's .mcp.json:

{
  "mcpServers": {
    "nightglass": {
      "command": "nightglass-mcp",
      "env": {
        "NIGHTGLASS_API_KEY": "ng_live_your_key_here"
      }
    }
  }
}

Cursor / Windsurf — same format as Claude Desktop, in the respective config file.

Pricing

| Tier | Price | Credits | Per screenshot | |------|-------|---------|----------------| | Free | $0 | 50 | — | | Starter | $5 | 500 | $0.010 | | Growth | $20 | 2,500 | $0.008 | | Scale | $50 | 10,000 | $0.005 | | Enterprise | $200 | 50,000 | $0.004 |

AI agents: nightglass also supports x402 — autonomous agent payments with USDC on Base. No API key needed.

Links

• Website
• Documentation
• Dashboard
• Blog

License

MIT