create_entity

Create a new entity.

SERVEROptimized Memory MCP Server V2 SOURCEagentwong/optimized-memory-mcp-serverv2

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/agentwong-optimized-memory-mcp-serverv2/create-entity.md

WHAT IT DOES

What create_entity does on Optimized Memory MCP Server V2

AI agents use create_entity to create or update resources in Optimized Memory MCP Server V2, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Optimized Memory MCP Server V2 environment.

RISK

Why create_entity is rated Medium

This tool creates new entities in the memory system, modifying the data store reversibly. It is a Write operation—data can be created and later modified or deleted. Severity is medium because uncontrolled entity creation could spam the memory system or create invalid references, but the effect is not destructive (reversible) and does not involve financial or code execution risk.

From the tool's definition Tool name 'create_entity' and description 'Create a new entity' indicate data creation.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs create_entity safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Optimized Memory MCP Server V2, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For create_entity, this is the rule to start with:

create_entity Rate-limited

create_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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "create_entity": {
      "limits": [
        {
          "counter": "create_entity_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Optimized Memory MCP Server V2, apply this rule, and every create_entity call is checked against it from then on.

FAQ

Questions about create_entity

What does the create_entity tool do? +

Create a new entity. It is categorised as a Write tool in the Optimized Memory MCP Server V2 MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_entity? +

Register the Optimized Memory MCP Server V2 MCP server in PolicyLayer and add a rule for create_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 Optimized Memory MCP Server V2. Nothing to install.

What risk level is create_entity? +

create_entity is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit create_entity? +

Yes. Add a rate_limit block to the create_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.

How do I block create_entity completely? +

Set action: deny in the PolicyLayer policy for create_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.

What MCP server provides create_entity? +

create_entity is provided by the Optimized Memory MCP Server V2 MCP server (agentwong/optimized-memory-mcp-serverv2). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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