This skill provides production-ready AI chat UI components built on shadcn/ui for conversational AI interfaces. Use when building ChatGPT-style chat interfaces with streaming responses, tool/function call displays, reasoning visualization, or source citations. Provides 30+ components including Message, Conversation, Response, CodeBlock, Reasoning, Tool, Actions, Sources optimized for Vercel AI SDK v5. Prevents common setup errors with Next.js App Router, Tailwind v4, shadcn/ui integration, AI SDK v5 migration, component composition patterns, voice input browser compatibility, responsive design issues, and streaming optimization. Keywords: ai-elements, vercel-ai-sdk, shadcn, chatbot, conversational-ai, streaming-ui, chat-interface, ai-chat, message-components, conversation-ui, tool-calling, reasoning-display, source-citations, markdown-streaming, function-calling, ai-responses, prompt-input, code-highlighting, web-preview, branch-navigation, thinking-display, perplexity-style, claude-artifacts
Process and generate multimedia content using Google Gemini API. Capabilities include analyze audio files (transcription with timestamps, summarization, speech understanding, music/sound analysis up to 9.5 hours), understand images (captioning, object detection, OCR, visual Q&A, segmentation), process videos (scene detection, Q&A, temporal analysis, YouTube URLs, up to 6 hours), extract from documents (PDF tables, forms, charts, diagrams, multi-page), generate images (text-to-image, editing, composition, refinement). Use when working with audio/video files, analyzing images or screenshots, processing PDF documents, extracting structured data from media, creating images from text prompts, or implementing multimodal AI features. Supports multiple models (Gemini 2.5/2.0) with context windows up to 2M tokens.
Backend AI functionality with Vercel AI SDK v5 - text generation, structured output with Zod, tool calling, and agents. Multi-provider support for OpenAI, Anthropic, Google, and Cloudflare Workers AI. Use when: implementing server-side AI features, generating text/chat completions, creating structured AI outputs with Zod schemas, building AI agents with tools, streaming AI responses, integrating OpenAI/Anthropic/Google/Cloudflare providers, or encountering AI SDK errors like AI_APICallError, AI_NoObjectGeneratedError, streaming failures, or worker startup limits. Keywords: ai sdk core, vercel ai sdk, generateText, streamText, generateObject, streamObject, ai sdk node, ai sdk server, zod ai schema, ai tools calling, ai agent class, openai sdk, anthropic sdk, google gemini sdk, workers-ai-provider, ai streaming backend, multi-provider ai, ai sdk errors, AI_APICallError, AI_NoObjectGeneratedError, streamText fails, worker startup limit ai
Frontend React hooks for AI-powered chat interfaces, completions, and streaming UIs with Vercel AI SDK v5. Includes useChat, useCompletion, and useObject hooks for building interactive AI applications. Use when: building React chat interfaces, implementing AI completions in UI, streaming AI responses to frontend, handling chat message state, building Next.js AI apps, managing file attachments with AI, or encountering errors like "useChat failed to parse stream", "useChat no response", unclosed streams, or streaming issues. Keywords: ai sdk ui, useChat hook, useCompletion hook, useObject hook, react ai chat, ai chat interface, streaming ai ui, nextjs ai chat, vercel ai ui, react streaming, ai sdk react, chat message state, ai file attachments, message persistence, useChat error, streaming failed ui, parse stream error, useChat no response, react ai hooks, nextjs app router ai, nextjs pages router ai
Generates production-ready API clients with TypeScript types, retry logic, rate limiting, authentication (OAuth, API keys), error handling, and mock responses. Use when user says "integrate API", "API client", "connect to service", or requests third-party service integration.
Production-ready Auth.js v5 setup for Next.js and Cloudflare Workers. Use when: setting up authentication, implementing OAuth/credentials/magic links, configuring D1 or PostgreSQL adapters, debugging session issues, migrating from v4 to v5, fixing edge compatibility, troubleshooting JWT/database sessions, resolving AUTH_SECRET errors, fixing CallbackRouteError, or implementing RBAC. Covers: Next.js App Router & Pages Router, Cloudflare Workers + D1, OAuth providers (GitHub, Google, etc.), credentials auth, magic links, JWT vs database sessions, middleware patterns, role-based access control, token refresh, edge runtime compatibility, and common error prevention. Keywords: Auth.js, NextAuth.js, authentication, OAuth, credentials, magic links, D1 adapter, Cloudflare Workers, Next.js middleware, JWT session, database session, refresh tokens, RBAC, edge compatibility, AUTH_SECRET, CallbackRouteError, CredentialsSignin, JWEDecryptionFailed, session not updating, route protection
Production-tested setup for AutoAnimate (@formkit/auto-animate) - a zero-config, drop-in animation library that automatically adds smooth transitions when DOM elements are added, removed, or moved. This skill should be used when building UIs that need simple, automatic animations for lists, accordions, toasts, or form validation messages without the complexity of full animation libraries. Use when: Adding smooth animations to dynamic lists, building filter/sort interfaces, creating accordion components, implementing toast notifications, animating form validation messages, needing simple transitions without animation code, working with Vite + React + Tailwind, deploying to Cloudflare Workers Static Assets, or encountering SSR errors with animation libraries. Keywords: auto-animate, @formkit/auto-animate, formkit, zero-config animation, automatic animations, drop-in animation, list animations, accordion animation, toast animation, form validation animation, lightweight animation, 2kb animation, prefers-reduce
Comprehensive backend development guide for Node.js/Express/TypeScript microservices. Use when creating routes, controllers, services, repositories, middleware, or working with Express APIs, Prisma database access, Sentry error tracking, Zod validation, unifiedConfig, dependency injection, or async patterns. Covers layered architecture (routes → controllers → services → repositories), BaseController pattern, error handling, performance monitoring, testing strategies, and migration from legacy patterns.