create_subscription_contract_atomic

WHAT IT DOES

What create_subscription_contract_atomic does on Shopify Graphql

AI agents use create_subscription_contract_atomic to create or update resources in Shopify Graphql — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Shopify Graphql environment.

WHY IT NEEDS A POLICY

Why create_subscription_contract_atomic needs a policy

This tool creates a new subscription contract, which is a Write operation (creates data). While subscription contracts have financial implications, the tool itself creates the contract record rather than moving money or committing immediate payment obligations in the Financial sense.

From the tool's definition Create a complete subscription contract in a single operation

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_subscription_contract_atomic Rate-limited

create_subscription_contract_atomic 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_subscription_contract_atomic": {
      "limits": [
        {
          "counter": "create_subscription_contract_atomic_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Shopify Graphql, so you can run agents against it safely.

FAQ

Questions about create_subscription_contract_atomic

What does the create_subscription_contract_atomic tool do? +

Create a complete subscription contract in a single operation. It is categorised as a Write tool in the Shopify Graphql 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_subscription_contract_atomic? +

Register the Shopify Graphql MCP server in PolicyLayer and add a rule for create_subscription_contract_atomic: 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 Shopify Graphql. Nothing to install.

What risk level is create_subscription_contract_atomic? +

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

Can I rate-limit create_subscription_contract_atomic? +

Yes. Add a rate_limit block to the create_subscription_contract_atomic 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_subscription_contract_atomic completely? +

Set action: deny in the PolicyLayer policy for create_subscription_contract_atomic. 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_subscription_contract_atomic? +

create_subscription_contract_atomic is provided by the Shopify Graphql MCP server (uvu-store/shopify-graphql-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.