This record as markdown: /tools/nirholas-binance-mcp/binanceorderbook.md
What binanceOrderBook does on Binance MCP Server
AI agents call binanceOrderBook to retrieve information from Binance MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why binanceOrderBook is rated Low
Checking/viewing an order book is a read-only operation that retrieves public market data. It has no side effects, does not execute trades, does not move funds, and does not modify any state. The low severity reflects that misuse cannot cause financial loss or irreversible changes — it merely exposes market information.
From the tool's definition Tool name 'binanceOrderBook' and description 'check binance order book' indicate a query operation that retrieves market data without modifying or executing trades.
Attacks that exploit this kind of access
The rule that runs binanceOrderBook 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 binanceOrderBook, this is the rule to start with:
binanceOrderBook is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Binance MCP Server, apply this rule, and every binanceOrderBook call is checked against it from then on.
Questions about binanceOrderBook
check binance order book. It is categorised as a Read tool in the Binance MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Binance MCP Server MCP server in PolicyLayer and add a rule for binanceOrderBook: 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.
binanceOrderBook is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the binanceOrderBook 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.
Set action: deny in the PolicyLayer policy for binanceOrderBook. 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.
binanceOrderBook 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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