A knowledge base is the foundation of self-service support and AI customer service. Well-designed knowledge bases are organized by topic, written in customer language, optimized for both human reading and AI retrieval, and regularly updated.
For AI-first customer portals, the knowledge base is essentially the training corpus for your AI assistant via RAG. Knowledge base quality (clarity, accuracy, coverage, structure) is now the single largest determinant of AI customer service quality — the AI is only as good as the data it can retrieve.
See our knowledge base feature page and customer service portal article for design patterns.