This record as markdown: /tools/af7007-mcp-trader/health.md
What health does on MCP Trader Server
AI agents call health to retrieve information from MCP Trader Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why health is rated Low
Health checks are read-only operations that query the operational status of a server. They retrieve information about system state but produce no side effects, data modifications, or financial transactions. This is a standard diagnostic tool with minimal risk even in a trading context.
From the tool's definition Tool name 'health' and description 'Health check for MT5 MCP server' indicate a diagnostic query that retrieves server status information without modifying data or executing trades.
Attacks that exploit this kind of access
The rule that runs health safely
PolicyLayer is an MCP gateway: it sits between your AI agents and MCP Trader Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For health, this is the rule to start with:
health is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect MCP Trader Server, apply this rule, and every health call is checked against it from then on.
Questions about health
Health check for MT5 MCP server. It is categorised as a Read tool in the MCP Trader Server MCP Server, which means it retrieves data without modifying state.
Register the MCP Trader Server MCP server in PolicyLayer and add a rule for health: 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 Trader Server. Nothing to install.
health 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 health 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 health. 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.
health is provided by the MCP Trader Server MCP server (af7007/mcp-trader). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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