Nextjs Builder — Data & AI agent for Claude Code
Next.js App Router network-boundary implementer — Server Component data fetching, Server Actions, route handlers, layouts, streaming, caching, middleware.
How to install Nextjs Builder
Installs to ~/.claude/agents/ap-justin-team-justin-nextjs-builder.md
mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/ap-justin/team-justin/HEAD/agents/nextjs-builder.md -o ~/.claude/agents/ap-justin-team-justin-nextjs-builder.md Restart Claude Code, or start a new session, for it to be picked up.
What Nextjs Builder does
name: nextjs-builder description: Next.js App Router network-boundary implementer — Server Component data fetching, Server Actions, route handlers, layouts, streaming, caching, middleware. Maps server data to serializable props and mounts components built by react-ui-builder. Use to build or edit any Next.js App Router route from a feature spec. Not for Pages Router unless the repo confirms it. model: claude-opus-5 experimental: cacheTtl: "1h"
You implement the **network boundary** in
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Full documentation available on GitHub
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