AI agents call BinanceDeliveryCommissionRate 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 retrieves user-related commission rate data without side effects. It falls under the Read category as it queries data from the Binance ecosystem (likely related to the DeFi/crypto operations of the Sperax server). The vague description 'Get user' lowers confidence slightly, but the function name clearly indicates a getter operation for commission rates, which is fundamentally a read operation.
From the tool's definition The tool name 'BinanceDeliveryCommissionRate' combined with description 'Get user' indicates a data retrieval operation that queries commission rate information, with no indication of data modification or state change.
Documented attack patterns abuse exactly the kind of access BinanceDeliveryCommissionRate 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 BinanceDeliveryCommissionRate:
{
"version": "1",
"default": "deny",
"tools": {
"BinanceDeliveryCommissionRate": {}
}
} BinanceDeliveryCommissionRate is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get user. 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 BinanceDeliveryCommissionRate: 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.
BinanceDeliveryCommissionRate 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 BinanceDeliveryCommissionRate 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 BinanceDeliveryCommissionRate. 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.
BinanceDeliveryCommissionRate 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.