获取保证金账户余额
AI agents call get_margin_balance to retrieve information from Trade 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 financial account information (margin balance) but does not execute trades, transfer funds, or modify positions. It is a read-only query of existing account state, making it a Read category risk. Severity is low because it only exposes account balance visibility without enabling fund movement or financial transactions.
From the tool's definition Tool name 'get_margin_balance' and description '获取保证金账户余额' (retrieve margin account balance) indicate a query operation that retrieves account balance data without modifying state.
Attacks that exploit this kind of access
获取保证金账户余额. It is categorised as a Read tool in the Trade MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Trade MCP Server MCP server in PolicyLayer and add a rule for get_margin_balance: 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 Trade MCP Server. Nothing to install.
get_margin_balance 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_margin_balance 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_margin_balance. 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_margin_balance is provided by the Trade MCP Server MCP server (woodsgao/trade-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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