transfer_trx

Transfer TRX to another TRON address.

SERVERJustlend SOURCEjustlend/mcp-server-justlend

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/justlend-mcp-server-justlend/transfer-trx.md

WHAT IT DOES

What transfer_trx does on Justlend

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

RISK

Why transfer_trx is rated Critical

This tool directly transfers cryptocurrency (TRX) from one address to another. Cryptocurrency transfers are irreversible and represent movement of financial value, meeting the definition of a Financial category tool. The severity is critical because an AI agent with misuse of this tool could drain wallets, transfer funds to attacker-controlled addresses, or cause significant financial loss. The confidence is high (0.

From the tool's definition Tool is described as 'Transfer TRX to another TRON address.' TRX is the native token of the TRON blockchain. The tool directly moves cryptocurrency between addresses, constituting a financial transaction that commits value and cannot be easily reversed.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs transfer_trx safely

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

transfer_trx Approval-gated

Any call to transfer_trx 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": {
    "transfer_trx": {
      "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 Justlend, apply this rule, and every transfer_trx call is checked against it from then on.

FAQ

Questions about transfer_trx

What does the transfer_trx tool do? +

Transfer TRX to another TRON address. It is categorised as a Financial tool in the Justlend MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on transfer_trx? +

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

What risk level is transfer_trx? +

transfer_trx 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 transfer_trx? +

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

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

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

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