Critical-risk tools in Graphiti Knowledge Graph MCP Server
4 of the 11 tools in Graphiti Knowledge Graph MCP Server are classified as critical risk. This page profiles those tools specifically, with recommended policy actions and the attack patterns that target them.
Every operation listed below is an action PolicyLayer recommends controlling at the transport layer. Open any tool to see the full profile, risk score, and YAML policy snippet.
Tools at critical risk
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clear_graphDestructiveClear all data from the knowledge graph and rebuild indices. **Requires password authentication** - the `password` parameter must match the `CLEAR_GRAPH_PASSWORD` environment va...
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delete_entity_edgeDestructiveDelete an entity edge from the knowledge graph
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delete_episodeDestructiveDelete an episode from the knowledge graph
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delete_everything_by_group_idDestructiveDelete all data (episodes, nodes, and entity edges) associated with a group_id. This is an atomic operation that completely removes a group from the system in a single call. Ret...
Attacks that target this class
Critical-risk tools in any server share these documented attack patterns. Each links to the full case and the defensive policy.