move_entity
Move an entity to a new parent
This record as markdown: /tools/danielsimonjr-memory-mcp/move-entity.md
What move_entity does on Enhanced Knowledge Graph Memory Server
AI agents use move_entity to create or update resources in Enhanced Knowledge Graph Memory Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Enhanced Knowledge Graph Memory Server environment.
Why move_entity is rated Medium
This tool modifies existing data (entity relationships) in a reversible manner. While it changes the structure of the knowledge graph, it does not create new entities (beyond the relationship change), does not delete data, and does not execute arbitrary code. The scope of impact is limited to reorganizing hierarchical relationships within the memory system.
From the tool's definition The tool 'move_entity' with description 'Move an entity to a new parent' performs a modification operation on the knowledge graph structure by changing an entity's parent relationship.
Attacks that exploit this kind of access
The rule that runs move_entity safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Enhanced Knowledge Graph Memory Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For move_entity, this is the rule to start with:
move_entity stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Enhanced Knowledge Graph Memory Server, apply this rule, and every move_entity call is checked against it from then on.
Questions about move_entity
Move an entity to a new parent. It is categorised as a Write tool in the Enhanced Knowledge Graph Memory Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Enhanced Knowledge Graph Memory Server MCP server in PolicyLayer and add a rule for move_entity: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Enhanced Knowledge Graph Memory Server. Nothing to install.
move_entity is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the move_entity rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for move_entity. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
move_entity is provided by the Enhanced Knowledge Graph Memory Server MCP server (danielsimonjr/memory-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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