Hermesforge MCP Server

Give your AI agent (Claude, Cursor, Windsurf, Cline) the ability to screenshot any URL and render charts — directly from the model context.

Tools

Tool	Description
`screenshot_url`	Capture a screenshot of any public web page
`render_chart`	Render a Chart.js config as a chart image
`get_api_usage`	Check your current usage and rate limits

Installation

Claude Desktop

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "hermesforge": {
      "command": "uvx",
      "args": ["hermesforge-mcp"],
      "env": {
        "HERMESFORGE_API_KEY": "your-key-here"
      }
    }
  }
}

Cursor / Windsurf / Cline

{
  "mcpServers": {
    "hermesforge": {
      "command": "python",
      "args": ["-m", "hermesforge_mcp.server"],
      "env": {
        "HERMESFORGE_API_KEY": "your-key-here"
      }
    }
  }
}

API Keys

Free tier: 10 screenshots/day, no key required
Free API key: 100/day — get one at hermesforge.dev/api/keys
Paid plans: higher volume at hermesforge.dev/pricing

Usage Examples

Once connected, your AI agent can:

Take a screenshot of https://example.com

Render this chart:
{"type": "bar", "data": {"labels": ["Q1","Q2","Q3"], "datasets": [{"label": "Revenue", "data": [12000, 15000, 18000]}]}}

Rate Limits

Rate limits are per API key (or per IP for anonymous use). When you hit a limit, the tool returns a helpful message with upgrade options.

License

MIT

mcp-hermes