Vascue Public Knowledge Search

{'type': 'object', 'required': ['query'], 'properties': {'query': {'type': 'string', 'description': 'What to look for, as a natural-language question or keywords, e.g. "how does claims pre-authorisation work" or "Cliniko integration". 3-15 words works best; one topic per call.'}, 'ai_search_options': {'type': 'object', 'properties': {'retrieval': {'type': 'object', 'properties': {'retrieval_type': {'enum': ['hybrid', 'vector', 'keyword'], 'type': 'string', 'description': 'hybrid (default) fuses keyword and vector ranking; keyword for exact phrases or product names; vector for paraphrased questions.'}, 'match_threshold': {'type': 'number', 'maximum': 1, 'minimum': 0, 'description': 'Minimum relevance score for a chunk to be included (default 0.35); raise for precision, lower for recall.'}, 'max_num_results': {'type': 'integer', 'maximum': 50, 'minimum': 1, 'description': 'Maximum chunks to return (default 8).'}, 'context_expansion': {'type': 'integer', 'maximum': 3, 'minimum': 0, 'description': 'Neighbouring chunks from the same page to include around each hit (default 0).'}}}}, 'description': 'Optional retrieval tuning. Omit for the defaults: hybrid search, 8 results, score threshold 0.35.'}}}