transferNFT

A financial tool on the MCP Ethers Wallet MCP server.

SERVERMCP Ethers Wallet SOURCEcrazyrabbitltc/mcp-ethers-server

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/crazyrabbitltc-mcp-ethers-server/transfernft.md

WHAT IT DOES

What transferNFT does on MCP Ethers Wallet

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

RISK

Why transferNFT is rated Critical

Transferring NFTs represents movement of digital assets with financial value. While NFTs are not currency in the strict sense, they are tradeable assets with market value. A misused transferNFT call could irreversibly transfer valuable digital assets from the user's wallet to an attacker's address. This is functionally equivalent to a financial transaction that commits an asset obligation.

From the tool's definition Tool name 'transferNFT' in the context of an Ethereum wallet MCP server that 'gives LLMs the ability to...execute smart contract operations'; sibling tools include approveNFT, approveERC20, and various balance/query functions, establishing this as a…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs transferNFT safely

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

transferNFT Approval-gated

Any call to transferNFT 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": {
    "transferNFT": {
      "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 MCP Ethers Wallet, apply this rule, and every transferNFT call is checked against it from then on.

FAQ

Questions about transferNFT

What does the transferNFT tool do? +

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

How do I enforce a policy on transferNFT? +

Register the MCP Ethers Wallet MCP server in PolicyLayer and add a rule for transferNFT: 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 MCP Ethers Wallet. Nothing to install.

What risk level is transferNFT? +

transferNFT 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 transferNFT? +

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

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

transferNFT is provided by the MCP Ethers Wallet MCP server (crazyrabbitltc/mcp-ethers-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on MCP Ethers Wallet, and thousands of servers like it.

This server

All 69 MCP Ethers Wallet tools → Critical-risk tools on this server →

Across the catalogue

All critical-risk MCP tools → The MCP Attack Database →

Guides

Govern MCP payment tools →Human-in-the-loop →Tool call approval →