# SpaceKey Space configuration for retrieval operations with optional embedder weight overrides. ```python from goodmem.models import SpaceKey ``` - `space_id` (`str`, required): The UUID for the space to search. JSON: `spaceId`. - `embedder_weights` (`list[EmbedderWeight] | None`, optional): Optional per-embedder weight overrides for this space. If not specified, database defaults are used. JSON: `embedderWeights`. - `filter` (`str | None`, optional): Optional filter expression that must evaluate to true for memories in this space. [Python](../../python.md) Related types — open only those used by your request: - [EmbedderWeight](EmbedderWeight.md)