Free: 2 design packs a day without account, 5 per day with free account. Pro: $9 per month (or $90 per year) for 50 packs per month, any page of a site, private packs, MCP server and REST API.
Key features
Bar chart creation
Line chart creation
Scatter chart creation
Radar chart creation
Tree map visualization
Sunburst chart creation
Automatic chart suggestions
PNG and SVG export
Instant preview functionality
Correlation matrix creation
DESIGN.md in Google's format describing colors, type, spacing, radii, shadows and components
BEHAVIOR.md covering hover, focus, tooltips, menus, motion, scrolling, tables, forms and dark mode
Screenshots at four widths: 1440, 1024, 768 and 390 pixels
W3C design tokens (DTCG) format for Style Dictionary and Figma plugins
CSS custom properties with all design values
Tailwind v4 theme block
SKILL.md for Claude Code and Cursor
MCP server integration for AI agents to fetch packs automatically
REST API with keys for automated access
Private packs accessible only to the user
What makes it different
No signup or registration required
Charts generated in one minute
Supports Excel and CSV data uploads
Multiple chart types available
Completely free to use
Measured from live pages, not guessed from screenshots
Captures behavioral details like interactions and state changes, not just visual design
Free tier requires no account or card to try
AI agents can use Stylepack directly with Pro via MCP server