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search_concepts — Search the product knowledge vault by free-text query. Useful when you need product knowledge but don't yet know which concept ids exist. Re

get_concept — Fetch one concept by exact id: full markdown body, metadata, and its direct graph neighbors (each with the relation that connects it). Use a

get_related — Walk the knowledge graph outward from a concept and return everything within `depth` hops, with distance and the edge path that reached it.

get_context — Assemble a markdown briefing of the concepts most relevant to a query and/or explicit ids, expanded through the graph and trimmed to a token

upsert_concept — Write a concept note into the vault (creates or overwrites the markdown file, then reindexes it). Use to capture new product knowledge disco

delete_concept — Remove a concept from the vault and all of its outgoing edges. Use to clear a note that is wrong, obsolete, or junk (e.g. a probe or test no

link_concepts — Add a typed, directed edge between two existing concepts by editing the `from` note's frontmatter (e.g. lead-scoring depends_on contact-mode

list_concepts — Enumerate concept metadata (no bodies), optionally filtered by product, type, or a single tag. Use to get the lay of the land in an unfamili