# SpaceKey Space configuration for retrieval operations with optional embedder weight overrides. - `spaceId` (`string`, required): The UUID for the space to search. - `embedderWeights` (`Array | null`, optional): Optional per-embedder weight overrides for this space. If not specified, database defaults are used. - `filter` (`string | null`, optional): Optional filter expression that must evaluate to true for memories in this space. [TypeScript](../../typescript.md) Related types — open only those used by your request: - [EmbedderWeight](EmbedderWeight.md)