nightglass MCP Server

nightglass MCP Server

Enables capturing website screenshots with configurable options (format, style, full-page, viewport, delay, dark mode) and checking account balance, directly from any MCP-compatible client.

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README

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

License

MIT

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