disable_gift_card · Shopify Graphql MCP: Risk & Policy

WHAT IT DOES

What disable_gift_card does on Shopify Graphql

AI agents use disable_gift_card 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 disable_gift_card needs a policy

Disabling a gift card is a reversible modification of data state. It changes the card's availability/functionality but the card record and its value remain intact and can be re-enabled. This is characteristic of Write operations.

From the tool's definition Tool description states 'Disable a gift card'. The action modifies the state of a gift card (from enabled to disabled) but does not irreversibly delete it or move money. The tool is on a Shopify Admin GraphQL server enabling store management.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

disable_gift_card Rate-limited

disable_gift_card 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": {
    "disable_gift_card": {
      "limits": [
        {
          "counter": "disable_gift_card_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

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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 disable_gift_card

What does the disable_gift_card tool do? +

Disable a gift card. 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 disable_gift_card? +

Register the Shopify Graphql MCP server in PolicyLayer and add a rule for disable_gift_card: 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 disable_gift_card? +

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

Can I rate-limit disable_gift_card? +

Yes. Add a rate_limit block to the disable_gift_card 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 disable_gift_card completely? +

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

disable_gift_card 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.