§ Stack builder · 20 capabilities
Pick the capabilities you need, set your constraints, and we'll match the best tool to each one. The URL updates as you go — share it with anyone.
Constraints
Capabilities · 5 selected
§ Your stack · 5/5 filled
Thinking partner
Anthropic's long-context assistant for writing, coding, analysis, and careful reasoning.
Code editor / IDE
AI-native code editor with agents, Composer, codebase context, and multi-model support.
UI scaffolding
Vercel's AI app builder for React, Next.js, Tailwind, shadcn/ui, and full-stack prototypes.
Research & citations
AI answer engine for cited web research and fast synthesis.
Design & layout
AI features inside Figma for design exploration, editing, search, and workflow acceleration.