Capture a screenshot of any web page and return it as a base64-encoded image.

Use this when you need to:

• See what a website looks like visually

• Verify a page rendered correctly

• Capture UI state for debugging or documentation

• Extract visual information from a web page

Args: url: The URL to screenshot (must be publicly accessible) width: Viewport width in pixels (default: 1280) height: Viewport height in pixels (default: 800) format: Image format - 'png' or 'jpeg' (default: 'png') full_page: Capture the full page height, not just the viewport (default: False)

Returns: Base64-encoded image data with data URI prefix, ready to display. Example: "data:image/png;base64,iVBORw0KGgo..."

Rate limits: 10/day free tier. Get a free API key at https://hermesforge.dev/api/keys for 100/day. Paid plans available for higher volume.

Render a Chart.js configuration as a chart image.

Use this when you need to:

• Visualize data as bar, line, pie, scatter, or other Chart.js chart types

• Generate charts programmatically from data

• Create charts for reports or documentation

Args: chart_config: A JSON string containing a valid Chart.js configuration object. Example: '{"type":"bar","data":{"labels":["A","B","C"],"datasets":[{"label":"Values","data":[1,2,3]}]}}' width: Chart width in pixels (default: 800) height: Chart height in pixels (default: 600) format: Image format - 'png' or 'jpeg' (default: 'png')

Returns: Base64-encoded chart image with data URI prefix.

Rate limits: Shared with screenshot API. Get a free API key at https://hermesforge.dev/api/keys

Check your current API usage and rate limit status.

Returns your current usage counts and remaining quota for:

• Screenshot API

• Chart Rendering API

Requires HERMESFORGE_API_KEY environment variable to be set. Without an API key, shows anonymous tier limits.