Vector Databases for AI Applications When to Use This Skill Use this skill when implementing: - RAG (Retrieval-Augmented Generation) systems for AI chatbots - Semantic search capabilities (meaning-based, not just keyword) - Recommendation systems based on similarity - Multi-modal AI (unified search across text, images, audio) - Document similarity and deduplication - Question answering over private knowledge bases Quick Decision Framework 1. Vector Database Selection 2. Embedding Model Selection Core Concepts Document Chunking Strategy Recommended defaults for most RAG systems: - Chunk size:…