change_margin_mode · Bitunix MCP: Risk & Policy

WHAT IT DOES

What change_margin_mode does on Bitunix MCP

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

WHY IT NEEDS A POLICY

Why change_margin_mode needs a policy

This tool operates on a financial trading platform that explicitly supports futures trading with leverage. Changing margin mode (e.g., between cross and isolated margin) directly affects how losses are calculated and how much capital is at risk across positions.

From the tool's definition Tool name 'change_margin_mode' on a trading/futures exchange MCP server (Bitunix) that supports 'futures and spot trading with advanced order management, leverage, and TP/SL'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

change_margin_mode Approval-gated

Any call to change_margin_mode 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": {
    "change_margin_mode": {
      "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 Bitunix MCP, so you can run agents against it safely.

FAQ

Questions about change_margin_mode

What does the change_margin_mode tool do? +

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

How do I enforce a policy on change_margin_mode? +

Register the Bitunix MCP server in PolicyLayer and add a rule for change_margin_mode: 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 Bitunix MCP. Nothing to install.

What risk level is change_margin_mode? +

change_margin_mode 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 change_margin_mode? +

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

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

change_margin_mode is provided by the Bitunix MCP server (luiinventions/bitunix-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.