Get bars from a specified symbol and timeframe within the specified date range. Args: symbol: Symbol name timeframe: Timeframe (use TIMEFRAME_* constants) date_from: Start date for bar retrieval date_to: End date for bar retrieval Returns: List[Dict[str, Any]]: List of bars with time, open, high,...
AI agents call copy_rates_range 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 retrieves historical OHLCV bar data from MetaTrader 5 for a given symbol, timeframe, and date range. It is a pure read/query operation with no side effects — it does not place trades, modify data, or trigger any external operations.
From the tool's definition Get bars from a specified symbol and timeframe within the specified date range
Documented attack patterns abuse exactly the kind of access copy_rates_range 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 copy_rates_range:
{
"version": "1",
"default": "deny",
"tools": {
"copy_rates_range": {}
}
}copy_rates_range 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 bars from a specified symbol and timeframe within the specified date range. Args: symbol: Symbol name timeframe: Timeframe (use TIMEFRAME_* constants) date_from: Start date for bar retrieval date_to: End date for bar retrieval Returns: List[Dict[str, Any]]: List of bars with time, open, high, low, close, tick_volume, spread, and real_volume. 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 copy_rates_range: 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.
copy_rates_range 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 copy_rates_range 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 copy_rates_range. 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.
copy_rates_range 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.
Free to start. No card required.
26 MetaTrader 5 MCP Server tools catalogued and risk-classified — across an index of 42,500+ MCP servers.