Kapa builds AI assistants that answer complex questions over large product knowledge bases. Think technical documentation, API references, PDFs, forums, support threads. Developers use our retrieval API to give their agents context about their product, and the same retrieval layer powers our end-to-end assistants.For all the debate in 2026 about whether agents still need RAG, in our domain nothing comes close when knowledge bases get large and complex. Our retrieval comes in several forms, some ...