casino_withdraw · Purple Flea Casino MCP: Risk & Policy

WHAT IT DOES

What casino_withdraw does on Purple Flea Casino

AI agents use casino_withdraw to commit financial operations through Purple Flea Casino — usually the final step of a payment, billing, or trading workflow. A call moves real money.

WHY IT NEEDS A POLICY

Why casino_withdraw needs a policy

Withdrawing cryptocurrency represents a direct financial obligation and transfer of assets. The tool enables an AI agent to autonomously move money to arbitrary crypto addresses without reversibility.

From the tool's definition Tool name is 'casino_withdraw' with description 'Withdraw winnings to any crypto address.' This directly moves cryptocurrency funds from the casino account to an external address, which constitutes a financial transaction that commits funds irreversibly.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

casino_withdraw Approval-gated

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

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Instant setup, no code required.

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

FAQ

Questions about casino_withdraw

What does the casino_withdraw tool do? +

Withdraw winnings to any crypto address. It is categorised as a Financial tool in the Purple Flea Casino MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on casino_withdraw? +

Register the Purple Flea Casino MCP server in PolicyLayer and add a rule for casino_withdraw: 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 Purple Flea Casino. Nothing to install.

What risk level is casino_withdraw? +

casino_withdraw 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 casino_withdraw? +

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

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

casino_withdraw is provided by the Purple Flea Casino MCP server (purple-flea/agent-casino). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.