List available bSDD dictionaries (IFC, ETIM, UniClass, etc.). Use to discover classification systems and their URIs.

Get the class hierarchy of a bSDD dictionary. Use to browse IFC classes, ETIM product groups, etc.

Get full details of a bSDD class (e.g. IfcWall, IfcDoor) including its properties, relations, and child classes. Essential for BIM enrichment.

Search for classes across bSDD dictionaries by keyword. Use to find IFC classes, ETIM groups, or any classification.

Get the paginated list of properties for a bSDD class, including data types, units, and allowed values. Use to know what properties a BIM element should have.

Get relationships between a class and other classes (parent, child, has-part, similar-to). Useful for cross-referencing between IFC, ETIM, UniClass, etc.

Get full details of a bSDD property: data type, unit, allowed values, connected property sets. Use to understand what a BIM property means and what values it accepts.

Find which bSDD classes use a given property. Useful to understand where a property like 'FireRating' or 'AcousticRating' applies.

Free-text search across all bSDD content (classes, properties, dictionaries). Optionally filter by dictionary URIs. Use for broad discovery queries like 'fire resistance', 'acoustic', 'thermal conductivity'.