llm_filter to semantically filter rows that traditional WHERE clauses can't reach — e.g. "features that look residential" from a free-text description column.llm_reduce compresses thousands of rows into a concise analyst-friendly answer — counts, extremes, patterns, and anomalies called out automatically.llm_embedding powers vector similarity search over metadata — find datasets "similar to flood risk maps" from a catalog with hundreds of entries.llm_rerank orders multi-source results by semantic relevance to your question — putting the most important features at the top of the map and result table.CREATE SECRET statement.Set OPENAI_API_KEY, start geoq-web, and start chatting with your data.