Ontology

Typed knowledge graph on sage-memory. Entities and relations stored as separate memory entries — searchable by BM25, zero file I/O, zero consistency risk.

Part of the unified knowledge system. Ontology is a facet of the memory skill — it stores through sage-memory with the ontology tag. During recall, ontology entries surface alongside regular knowledge and self-learning entries, giving the agent structural context (what depends on what, who owns what) in addition to prose understanding.

Prerequisite: sage-memory MCP tools (sage_memory_store, sage_memory_search, sage_memory_update, sage_memory_delete). If unavailable, degrade gracefully.

Core Model

Two kinds of memory entries: