cart_create_entity

Create cart entity

SERVERMCP Dynamics 365 Commerce Server SOURCEjiantmo/mcp-commerce

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/jiantmo-mcp-commerce/cart-create-entity.md

WHAT IT DOES

What cart_create_entity does on MCP Dynamics 365 Commerce Server

AI agents use cart_create_entity to create or update resources in MCP Dynamics 365 Commerce Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your MCP Dynamics 365 Commerce Server environment.

RISK

Why cart_create_entity is rated Medium

Creating a cart entity is a reversible write operation that adds a new record to the system. The impact is moderate: while it generates transactional data and could be abused to spam carts, it does not permanently delete data (Destructive), commit financial transactions (Financial), or execute arbitrary code (Execute).

From the tool's definition Tool name 'cart_create_entity' and description 'Create cart entity' indicate the tool creates/instantiates a new cart object. The verb 'create' is a Write operation—it produces new data in the commerce system.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs cart_create_entity safely

PolicyLayer is an MCP gateway: it sits between your AI agents and MCP Dynamics 365 Commerce Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For cart_create_entity, this is the rule to start with:

cart_create_entity Rate-limited

cart_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": {
    "cart_create_entity": {
      "limits": [
        {
          "counter": "cart_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 MCP Dynamics 365 Commerce Server, apply this rule, and every cart_create_entity call is checked against it from then on.

FAQ

Questions about cart_create_entity

What does the cart_create_entity tool do? +

Create cart entity. It is categorised as a Write tool in the MCP Dynamics 365 Commerce Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on cart_create_entity? +

Register the MCP Dynamics 365 Commerce Server MCP server in PolicyLayer and add a rule for cart_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 MCP Dynamics 365 Commerce Server. Nothing to install.

What risk level is cart_create_entity? +

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

Can I rate-limit cart_create_entity? +

Yes. Add a rate_limit block to the cart_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 cart_create_entity completely? +

Set action: deny in the PolicyLayer policy for cart_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 cart_create_entity? +

cart_create_entity is provided by the MCP Dynamics 365 Commerce Server MCP server (jiantmo/mcp-commerce). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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