nightglass-mcp

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