trade_var_cvar_calculate

A financial tool on the MetaTrader5 MCP server.

SERVERMetaTrader5 MCP Server SOURCEemerzon/mt-data-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/emerzon-mt-data-mcp/trade-var-cvar-calculate.md

WHAT IT DOES

What trade_var_cvar_calculate does on MetaTrader5 MCP Server

AI agents use trade_var_cvar_calculate to commit financial operations through MetaTrader5 MCP Server, usually the final step of a payment, billing, or trading workflow. A call moves real money.

RISK

Why trade_var_cvar_calculate is rated Critical

The tool name suggests it calculates VaR (Value at Risk) and CVaR (Conditional Value at Risk) — standard financial risk metrics used in trading. On a MetaTrader5 server with trading functionality, this could be a read/analytical tool (just computing risk metrics) or could trigger risk-based trading decisions. Given the empty description, confidence is reduced.

From the tool's definition Tool name 'trade_var_cvar_calculate' on a MetaTrader5 server with trading functionality; VaR/CVaR are Value-at-Risk/Conditional Value-at-Risk financial risk calculations.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs trade_var_cvar_calculate safely

PolicyLayer is an MCP gateway: it sits between your AI agents and MetaTrader5 MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For trade_var_cvar_calculate, this is the rule to start with:

trade_var_cvar_calculate Approval-gated

Any call to trade_var_cvar_calculate 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": {
    "trade_var_cvar_calculate": {
      "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 MetaTrader5 MCP Server, apply this rule, and every trade_var_cvar_calculate call is checked against it from then on.

FAQ

Questions about trade_var_cvar_calculate

What does the trade_var_cvar_calculate tool do? +

trade_var_cvar_calculate is a financial tool on the MetaTrader5 MCP Server MCP server. It is categorised as a Financial tool in the MetaTrader5 MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on trade_var_cvar_calculate? +

Register the MetaTrader5 MCP Server MCP server in PolicyLayer and add a rule for trade_var_cvar_calculate: 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 MetaTrader5 MCP Server. Nothing to install.

What risk level is trade_var_cvar_calculate? +

trade_var_cvar_calculate 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 trade_var_cvar_calculate? +

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

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

trade_var_cvar_calculate is provided by the MetaTrader5 MCP Server MCP server (emerzon/mt-data-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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