This record as markdown: /tools/cbrown35-20i-mcp/order-premium-mailbox.md
What order_premium_mailbox does on 20i MCP Server
AI agents use order_premium_mailbox to commit financial operations through 20i MCP Server, usually the final step of a payment, billing, or trading workflow. A call moves real money.
Why order_premium_mailbox is rated Critical
Ordering a premium mailbox is a financial action that initiates a purchase or subscription, creating a financial obligation with 20i. This falls squarely in the Financial category, which is the most severe applicable category. Misuse by an AI agent could result in unexpected charges or subscriptions.
From the tool's definition 'Order a premium mailbox service' — ordering a paid/premium service commits a financial obligation
Attacks that exploit this kind of access
The rule that runs order_premium_mailbox safely
PolicyLayer is an MCP gateway: it sits between your AI agents and 20i MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For order_premium_mailbox, this is the rule to start with:
Any call to order_premium_mailbox is blocked until a human approves it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect 20i MCP Server, apply this rule, and every order_premium_mailbox call is checked against it from then on.
Questions about order_premium_mailbox
Order a premium mailbox service. It is categorised as a Financial tool in the 20i MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the 20i MCP Server MCP server in PolicyLayer and add a rule for order_premium_mailbox: 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 20i MCP Server. Nothing to install.
order_premium_mailbox 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 order_premium_mailbox 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 order_premium_mailbox. 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.
order_premium_mailbox is provided by the 20i MCP Server MCP server (cbrown35/20i-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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