Get options trading volume across DeFi protocols.
AI agents call defi_get_options_volume to retrieve information from BNB Chain MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical or current trading volume metrics from DeFi protocols. It performs no writes, deletions, or financial transactions. While the server as a whole handles financial operations (wallet management, token transactions), this specific tool is a read-only analytics query with no side effects on-chain or in storage.
From the tool's definition The tool name and description indicate it 'Get[s] options trading volume' — a query operation that retrieves data about trading activity without modifying state or executing transactions.
Documented attack patterns abuse exactly the kind of access defi_get_options_volume gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and BNB Chain MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for defi_get_options_volume:
{
"version": "1",
"default": "deny",
"tools": {
"defi_get_options_volume": {}
}
}defi_get_options_volume is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get options trading volume across DeFi protocols. It is categorised as a Read tool in the BNB Chain MCP MCP Server, which means it retrieves data without modifying state.
Register the BNB Chain MCP server in PolicyLayer and add a rule for defi_get_options_volume: 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 BNB Chain MCP. Nothing to install.
defi_get_options_volume 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 defi_get_options_volume 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 defi_get_options_volume. 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.
defi_get_options_volume is provided by the BNB Chain MCP server (nirholas/bnbchain-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 1240 BNB Chain MCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
1240 BNB Chain MCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.