// MCP TOOL REFERENCE

binance_us_custodial_wallet_transfer

ServerBNB Chain MCP
CategoryFinancial

How to control binance_us_custodial_wallet_transfer ↓

WHAT BINANCE_US_CUSTODIAL_WALLET_TRANSFER ON BNB CHAIN MCP DOES

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

THE RISK

Critical Risk

This tool directly moves money between accounts (from Binance.US exchange wallet to custodial sub-account), which commits a financial obligation and irreversibly transfers assets. Financial category takes precedence over all others.

From the tool's definition Tool description explicitly states 'Transfer assets from your Binance.US exchange wallet' and 'This moves funds', combined with warning 'This moves funds - verify details carefully!' The tool name contains 'transfer' and is specifically designed for custodial…

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

HOW TO CONTROL BINANCE_US_CUSTODIAL_WALLET_TRANSFER

PolicyLayer is an MCP gateway — it sits between your AI agents and BNB Chain MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for binance_us_custodial_wallet_transfer:

policy.json

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

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

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

GATE THIS TOOL →

Free to start. No card required.

EXPLORE

More BNB Chain MCP tools

Financial binance_us_cancel_oco Cancel an entire OCO order on Binance.US. Cancelling any individual leg will cancel the en Financial binance_us_cancel_replace Cancel an existing order and place a new order on the same symbol atomically. This is usef Financial binance_us_cust_cancel_oco Cancel an entire OCO (One-Cancels-the-Other) order list. ⚠️ REQUIRES CUSTODIAL SOLUTION A Financial binance_us_cust_cancel_order Cancel an active custodial trade order. ⚠️ REQUIRES CUSTODIAL SOLUTION API KEY Either or Financial BinanceCrossMarginCancelAllOrders Cancel all open orders on a symbol in Cross Margin account. Financial BinanceDeliveryCancelBatchOrders Cancel multiple COIN-M Futures orders in batch (max 10). Financial BinanceFuturesCancelAllOpenOrders Cancel all open orders for a symbol. Use with caution as this cancels ALL open orders. Financial BinanceFuturesCancelBatchOrders Cancel multiple USD-M Futures orders in batch (max 10 orders).

All 1240 BNB Chain MCP tools →

Financial tools on other servers

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Go deeper

Critical-risk tools in BNB Chain MCP → 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.
How to Add Spending Controls to Any MCP Agent →
Rate Limiting MCP Tool Calls: A Practical Guide →

FAQ

What does the binance_us_custodial_wallet_transfer tool do? +

Transfer assets from your Binance.US exchange wallet to your custodial sub-account. ⚠️ REQUIRES CUSTODIAL SOLUTION API KEY ⚠️ This moves funds - verify details carefully! This transfers from your main Binance.US account to your custodial sub-account, which can then be traded or settled to your custodial partner. It is categorised as a Financial tool in the BNB Chain MCP MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on binance_us_custodial_wallet_transfer? +

Register the BNB Chain MCP server in PolicyLayer and add a rule for binance_us_custodial_wallet_transfer: 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 BNB Chain MCP. Nothing to install.

What risk level is binance_us_custodial_wallet_transfer? +

binance_us_custodial_wallet_transfer 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 binance_us_custodial_wallet_transfer? +

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

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

binance_us_custodial_wallet_transfer is provided by the BNB Chain MCP server (nirholas/bnbchain-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every BNB Chain MCP tool call.

Deterministic rules across all 1240 BNB Chain MCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

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binance_us_custodial_wallet_transfer

// WHAT BINANCE_US_CUSTODIAL_WALLET_TRANSFER ON BNB CHAIN MCP DOES

// THE RISK

// HOW TO CONTROL BINANCE_US_CUSTODIAL_WALLET_TRANSFER

// EXPLORE