search_<PRODUCT_NAME>_knowledge_sources
Agentic retrieval over all knowledge sources connected to the Kapa project. Returns most relevant chunks in descending relevance; each chunk is a short self-contained snippet from a single page/item. Results are a structured list of {source_url, content (Markdown)}. Wraps the Retrieval API; p50 ~3s, p95 ~4.5s latency; use_pruning adds ~0.7s.