Get trading rules for a symbol: tick size, lot size, min notional, max leverage, etc.
AI agents call get_symbol_info to retrieve information from Mcp Binance Futures without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves market metadata and trading parameters without side effects. It is informational only and does not modify account state, execute orders, or move funds. The sibling tools on this server include financial operations (adjust_isolated_margin, cancel_order) and destructive actions (cancel_all_orders), but get_symbol_info is strictly a data-lookup function.
From the tool's definition Tool description states 'Get trading rules for a symbol' — a pure retrieval operation that queries static or semi-static configuration data (tick size, lot size, min notional, max leverage).
Documented attack patterns abuse exactly the kind of access get_symbol_info gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Mcp Binance Futures, and nothing reaches the server without passing your rules. This is the rule we recommend for get_symbol_info:
{
"version": "1",
"default": "deny",
"tools": {
"get_symbol_info": {}
}
}get_symbol_info is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
Free to start. No card required.
Get trading rules for a symbol: tick size, lot size, min notional, max leverage, etc. It is categorised as a Read tool in the Mcp Binance Futures MCP Server, which means it retrieves data without modifying state.
Register the Mcp Binance Futures MCP server in PolicyLayer and add a rule for get_symbol_info: 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 Mcp Binance Futures. Nothing to install.
get_symbol_info 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 get_symbol_info 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 get_symbol_info. 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.
get_symbol_info is provided by the Mcp Binance Futures MCP server (muvon/mcp-binance-futures). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Mcp Binance Futures, 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.
23 Mcp Binance Futures tools catalogued and risk-classified — across an index of 43,000+ MCP servers.