api_ultrade_wallet_withdraw

THE RISK

Critical Risk

Why api_ultrade_wallet_withdraw needs a policy

Withdrawals of crypto assets constitute financial transactions that commit funds and move money. This is the highest-severity category because: (1) the action is irreversible once broadcast to the blockchain, (2) misuse by a compromised or misdirected AI agent could drain user funds, (3) there is no undo mechanism in blockchain systems, and (4) the blast radius affects real financial assets.

From the tool's definition Tool name 'api_ultrade_wallet_withdraw' and description 'Withdraw token' indicate irreversible movement of cryptocurrency assets from a wallet.

Documented attack patterns abuse exactly the kind of access api_ultrade_wallet_withdraw gives an agent:

POLICY

How to control api_ultrade_wallet_withdraw

PolicyLayer is an MCP gateway — it sits between your AI agents and Sperax Ecosystem Crypto & DeFI MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for api_ultrade_wallet_withdraw:

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "api_ultrade_wallet_withdraw": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

Any call to api_ultrade_wallet_withdraw is blocked until a human approves it. The rest of the server keeps working.

Create a free account and register Sperax Ecosystem Crypto & DeFI MCP Server — nothing to install.
Add this policy — paste it, or build it visually.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

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EXPLORE

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Go deeper

Critical-risk tools in Sperax Ecosystem Crypto & DeFI MCP Server → Every critical-risk tool this server exposes, in one view.
All critical-risk MCP tools → Every critical-risk tool across the catalogue, and the policy pattern that contains them.
The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
Human-in-the-loop → When a tool call should wait for a person — and when policy can decide alone.
Tool call approval → Approval gates on individual tool calls: auto-allow, prompt, or deny.
How to Add Spending Controls to Any MCP Agent →
Rate Limiting MCP Tool Calls: A Practical Guide →

FAQ

Questions about api_ultrade_wallet_withdraw

What does the api_ultrade_wallet_withdraw tool do? +

Withdraw token. It is categorised as a Financial tool in the Sperax Ecosystem Crypto & DeFI MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on api_ultrade_wallet_withdraw? +

Register the Sperax Ecosystem Crypto & DeFI MCP Server MCP server in PolicyLayer and add a rule for api_ultrade_wallet_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 Sperax Ecosystem Crypto & DeFI MCP Server. Nothing to install.

What risk level is api_ultrade_wallet_withdraw? +

api_ultrade_wallet_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 api_ultrade_wallet_withdraw? +

Yes. Add a rate_limit block to the api_ultrade_wallet_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 api_ultrade_wallet_withdraw completely? +

Set action: deny in the PolicyLayer policy for api_ultrade_wallet_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 api_ultrade_wallet_withdraw? +

api_ultrade_wallet_withdraw is provided by the Sperax Ecosystem Crypto & DeFI MCP Server MCP server (sperax/sperax-crypto-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Sperax Ecosystem Crypto & DeFI MCP Server tool call.

Start from Sperax Ecosystem Crypto & DeFI MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

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