send_money · Wise MCP Server MCP: Risk & Policy

WHAT IT DOES

What send_money does on Wise MCP Server

AI agents use send_money to commit financial operations through Wise MCP Server — usually the final step of a payment, billing, or trading workflow. A call moves real money.

WHY IT NEEDS A POLICY

Why send_money needs a policy

The tool name 'send_money' combined with the server's explicit purpose of facilitating money transfers through Wise strongly indicates this tool moves funds. Financial tools carry the highest severity due to irreversible monetary consequences if misused. Confidence is slightly below 1.0 because the tool description is empty and we are relying on the server context and tool name.

From the tool's definition Tool name 'send_money' on a server described as enabling 'sending money through the Wise platform' and 'money transfers'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

send_money Approval-gated

Any call to send_money 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": {
    "send_money": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

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

FAQ

Questions about send_money

What does the send_money tool do? +

send_money. It is categorised as a Financial tool in the Wise MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on send_money? +

Register the Wise MCP Server MCP server in PolicyLayer and add a rule for send_money: 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 Wise MCP Server. Nothing to install.

What risk level is send_money? +

send_money 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 send_money? +

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

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

send_money is provided by the Wise MCP Server MCP server (rkm7448/mcp-wise). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.