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.
Not given
Key features
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
43+ motion modules
Cursor effects
Hover animations
Page transitions
Gallery animations
Full source code included
Copy-paste implementation
What makes it different
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
Code written specifically for AI to read and build from
Stylepack
Effect Atlas