Get best price/qty on the order book for USD-M Futures symbol(s).
AI agents call BinanceFuturesTickerBookTicker to retrieve information from Sperax Ecosystem Crypto & DeFI MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries market data from Binance Futures to retrieve current best bid/ask prices and quantities. It is a read-only operation that retrieves information without side effects. There is no financial transaction, code execution, or data modification. While it operates in a financial context (cryptocurrency futures), it does not move money, execute trades, or modify any state.
From the tool's definition Tool description states 'Get best price/qty on the order book' which is a data retrieval operation with no modification, creation, deletion, or execution of external operations.
Documented attack patterns abuse exactly the kind of access BinanceFuturesTickerBookTicker gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Sperax Ecosystem Crypto & DeFI MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for BinanceFuturesTickerBookTicker:
{
"version": "1",
"default": "deny",
"tools": {
"BinanceFuturesTickerBookTicker": {}
}
} BinanceFuturesTickerBookTicker is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get best price/qty on the order book for USD-M Futures symbol(s). It is categorised as a Read tool in the Sperax Ecosystem Crypto & DeFI MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Sperax Ecosystem Crypto & DeFI MCP Server MCP server in PolicyLayer and add a rule for BinanceFuturesTickerBookTicker: 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 Sperax Ecosystem Crypto & DeFI MCP Server. Nothing to install.
BinanceFuturesTickerBookTicker 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 BinanceFuturesTickerBookTicker 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 BinanceFuturesTickerBookTicker. 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.
BinanceFuturesTickerBookTicker is provided by the Sperax Ecosystem Crypto & DeFI MCP Server MCP server (sperax/sperax-crypto-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Sperax Ecosystem Crypto & DeFI MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
1318 Sperax Ecosystem Crypto & DeFI MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.