{"server":"acas-kb","transport":"streamable-http","endpoint":"/mcp","auth":"Authorization: Bearer acas_sk_…","tools":[{"name":"kb_search","description":"Search the knowledge base with hybrid retrieval (knowledge-graph anchored + semantic vector).\n    Returns grounded results with citations: each has chunk_id, content, source_name, category.\n    Use `category` to restrict to one category slug; set `llm_anchor=true` for sharper graph\n    anchoring on entity-heavy queries (costs one extra fast LLM call).","params":[{"name":"query","type":"string","required":true,"description":""},{"name":"k","type":"integer","required":false,"description":""},{"name":"category","type":"?","required":false,"description":""},{"name":"llm_anchor","type":"boolean","required":false,"description":""}]},{"name":"kb_global","description":"Thematic / global retrieval via community summaries — best for broad questions that have no\n    single anchor entity (e.g. 'overall themes in the customer-needs material').","params":[{"name":"query","type":"string","required":true,"description":""},{"name":"k","type":"integer","required":false,"description":""},{"name":"category","type":"?","required":false,"description":""}]},{"name":"kb_categories","description":"List the knowledge-base categories (taxonomy): slug, name, description, chunk_count, and the\n    cached summary digest (when generated).","params":[]},{"name":"kb_category_summary","description":"Get the cached 'what's in this category' summary digest for one category slug.","params":[{"name":"slug","type":"string","required":true,"description":""}]},{"name":"kb_entity","description":"Look up an entity in the knowledge graph: its 1-hop relations and the chunks that mention it.","params":[{"name":"name","type":"string","required":true,"description":""}]}]}