BinanceFuturesCreateListenKey

Create a new USD-M Futures user data stream listen key. The listen key is valid for 60 minutes and can be used to receive account updates via WebSocket. Must be kept alive with keepAlive endpoint.

SERVERBinance MCP Server SOURCEnirholas/binance-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/nirholas-binance-mcp/binancefuturescreatelistenkey.md

WHAT IT DOES

What BinanceFuturesCreateListenKey does on Binance MCP Server

AI agents use BinanceFuturesCreateListenKey to create or update resources in Binance MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Binance MCP Server environment.

RISK

Why BinanceFuturesCreateListenKey is rated Medium

This tool creates a new listen key resource that persists for 60 minutes and must be actively maintained. While not destructive or financial in itself, creating authentication/session tokens for account data streams is a Write operation that modifies the state of the user's connection infrastructure.

From the tool's definition Tool creates a new listen key for WebSocket stream connections, which is a persistent state-modifying operation on the Binance API.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs BinanceFuturesCreateListenKey safely

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

BinanceFuturesCreateListenKey Rate-limited

BinanceFuturesCreateListenKey stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "BinanceFuturesCreateListenKey": {
      "limits": [
        {
          "counter": "binancefuturescreatelistenkey_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Binance MCP Server, apply this rule, and every BinanceFuturesCreateListenKey call is checked against it from then on.

FAQ

Questions about BinanceFuturesCreateListenKey

What does the BinanceFuturesCreateListenKey tool do? +

Create a new USD-M Futures user data stream listen key. The listen key is valid for 60 minutes and can be used to receive account updates via WebSocket. Must be kept alive with keepAlive endpoint. It is categorised as a Write tool in the Binance MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on BinanceFuturesCreateListenKey? +

Register the Binance MCP Server MCP server in PolicyLayer and add a rule for BinanceFuturesCreateListenKey: 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 Binance MCP Server. Nothing to install.

What risk level is BinanceFuturesCreateListenKey? +

BinanceFuturesCreateListenKey is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit BinanceFuturesCreateListenKey? +

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

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

BinanceFuturesCreateListenKey is provided by the Binance MCP Server MCP server (nirholas/binance-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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