capture_order_payment

Capture payment for an authorized transaction. Use this to claim money that was previously reserved by an authorization.

SERVERShopify Graphql SOURCEuvu-store/shopify-graphql-mcp

Critical RISK CLASS

Category Financial

Parameters 00 required

Recommended Approval-gatedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/uvu-store-shopify-graphql-mcp/capture-order-payment.md

WHAT IT DOES

What capture_order_payment does on Shopify Graphql

AI agents use capture_order_payment to commit financial operations through Shopify Graphql, usually the final step of a payment, billing, or trading workflow. A call moves real money.

RISK

Why capture_order_payment is rated Critical

This tool directly moves money by capturing (collecting) a previously authorized payment from a customer. This is a financial transaction that commits real funds, making it Financial category with critical severity since misuse could result in unauthorized charges to customers at scale.

From the tool's definition "Capture payment for an authorized transaction. Use this to claim money that was previously reserved by an authorization."

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs capture_order_payment safely

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

capture_order_payment Approval-gated

Any call to capture_order_payment is blocked until a human approves it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "capture_order_payment": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

GATE THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Shopify Graphql, apply this rule, and every capture_order_payment call is checked against it from then on.

FAQ

Questions about capture_order_payment

What does the capture_order_payment tool do? +

Capture payment for an authorized transaction. Use this to claim money that was previously reserved by an authorization. It is categorised as a Financial tool in the Shopify Graphql MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on capture_order_payment? +

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

capture_order_payment is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit capture_order_payment? +

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

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

capture_order_payment 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.

KEEP EXPLORING

More on Shopify Graphql, and thousands of servers like it.

This server

All 319 Shopify Graphql tools → Critical-risk tools on this server →

Across the catalogue

place_limit_order on Lighter MCP →request_x402_payment on Pop Pay →place_order on MCP MetaTrader 4 Server →place_order on A2a Demos → All critical-risk MCP tools → The MCP Attack Database →

Guides

Govern MCP payment tools →Human-in-the-loop →Tool call approval →