Critical Risk →

transfer_tokens

Transfer tokens from your wallet to another address

Part of the Token Tool server.

transfer_tokens can move real money through Token Tool, with no limits today. PolicyLayer puts allow, deny, and rate-limit rules on every call. Live in minutes.

SECURE TOKEN TOOL →

Free to start. No card required.

AI agents use transfer_tokens to initiate financial transactions through Token Tool. Financial operations involve real money and are irreversible once processed. PolicyLayer blocks financial tools by default, requiring explicit human approval with transaction-level limits to prevent unauthorised spending.

transfer_tokens moves real money. Without a policy, an autonomous agent could initiate transactions that drain accounts or exceed budgets. PolicyLayer blocks financial tools by default, requiring human-in-the-loop approval with configurable spending limits per transaction and per time window.

Financial tools involve real money. Block by default and require explicit human approval before enabling.

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

See the full Token Tool policy for all 11 tools.

Get this rule live on your own Token Tool server in minutes. PolicyLayer enforces it on every call, before it runs.

ENFORCE ON MY TOKEN TOOL →

View all 11 tools →

These attack patterns abuse exactly the kind of access transfer_tokens gives an agent. Each links to the full case and the policy that stops it:

Browse the full MCP Attack Database →

Every attack above starts with a tool call. PolicyLayer checks each one against your policy first, so transfer_tokens only ever does what you allow.

SECURE TOKEN TOOL →

Other financial tools across the catalogue. The same approach applies to each: deny by default, or require human approval.

What does the transfer_tokens tool do? +

Transfer tokens from your wallet to another address. It is categorised as a Financial tool in the Token Tool MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on transfer_tokens? +

Register the Token Tool MCP server in PolicyLayer and add a rule for transfer_tokens: 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 Token Tool. Nothing to install.

What risk level is transfer_tokens? +

transfer_tokens 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_tokens? +

Yes. Add a rate_limit block to the transfer_tokens 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_tokens completely? +

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

transfer_tokens is provided by the Token Tool MCP server (token-tool-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Token Tool tool call.

Deterministic rules across all 11 Token Tool tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.

Free to start. No card required.

4,600+ MCP servers and 31,000+ tools scanned and risk-classified.

// GET IN TOUCH

Have a question or want to learn more? Send us a message.

Message sent.

We'll get back to you soon.