Submit your cart as a mobile pickup order at the selected store. Set confirm=false to preview first, confirm=true to actually place it. Requires being logged in.
AI agents use place_order to commit financial operations through Mcp Starbucks — usually the final step of a payment, billing, or trading workflow. A call moves real money.
Placing a mobile pickup order initiates a real-world financial transaction charged to the user's payment method. Misuse by an AI agent could result in unwanted purchases. The confirm flag offers a preview mode, but when confirm=true the transaction is committed and cannot be undone without a separate cancellation flow. This falls squarely in the Financial category, which is the most severe.
From the tool's definition 'Submit your cart as a mobile pickup order' and 'confirm=true to actually place it' — placing a real order at a store commits a financial transaction
Attacks that exploit this kind of access
Submit your cart as a mobile pickup order at the selected store. Set confirm=false to preview first, confirm=true to actually place it. Requires being logged in. It is categorised as a Financial tool in the Mcp Starbucks MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Mcp Starbucks MCP server in PolicyLayer and add a rule for place_order: 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 Starbucks. Nothing to install.
place_order is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the place_order 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.
Set action: deny in the PolicyLayer policy for place_order. 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.
place_order is provided by the Mcp Starbucks MCP server (markswendsen-code/mcp-starbucks). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
Teams ship this data inside their own products. See what a licence covers →