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Semantic Memory

An agent's store of long-lived facts, concepts, and general knowledge.

Definition

Semantic memory is an agent's store of long-lived facts, concepts, and general knowledge, as opposed to a record of specific past events. It holds durable information an agent can retrieve across many sessions, such as user preferences or domain facts, often kept in a vector database and pulled in when relevant. It complements episodic memory, which captures particular interactions over time.