AI agents call get_symbol_info_tick to retrieve information from MetaTrader 5 MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool appears to retrieve tick information for a symbol, which is a read-only market data query with no side effects. No description provided, but the 'get_' prefix and context among data-retrieval siblings (copy_rates_*, copy_ticks_*, get_account_info, get_symbol_info) indicates it queries rather than modifies or executes.
From the tool's definition Tool name 'get_symbol_info_tick' follows the 'get_' prefix pattern consistent with sibling Read tools like 'get_account_info', 'get_last_error', and 'get_symbol_info'. The naming convention strongly suggests data retrieval.
Documented attack patterns abuse exactly the kind of access get_symbol_info_tick gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and MetaTrader 5 MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get_symbol_info_tick:
{
"version": "1",
"default": "deny",
"tools": {
"get_symbol_info_tick": {}
}
}get_symbol_info_tick is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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get_symbol_info_tick. It is categorised as a Read tool in the MetaTrader 5 MCP Server MCP Server, which means it retrieves data without modifying state.
Register the MetaTrader 5 MCP Server MCP server in PolicyLayer and add a rule for get_symbol_info_tick: 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 MetaTrader 5 MCP Server. Nothing to install.
get_symbol_info_tick 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_tick 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_tick. 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_tick is provided by the MetaTrader 5 MCP Server MCP server (qoyyuum/mcp-metatrader5-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 26 MetaTrader 5 MCP Server tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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26 MetaTrader 5 MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.