forecast_models_cleanup
Preview or delete stale stored forecast models.
This record as markdown: /tools/emerzon-mt-data-mcp/forecast-models-cleanup.md
What forecast_models_cleanup does on MetaTrader5 MCP Server
AI agents call forecast_models_cleanup to permanently remove resources in MetaTrader5 MCP Server, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why forecast_models_cleanup is rated Critical
Although the tool includes a preview capability (reversible), its primary destructive function—permanently deleting stored forecast models without possibility of recovery—places it in the Destructive category. This is more severe than Write (which is reversible) because deletion operations are irreversible.
From the tool's definition The tool performs 'delete' operations on stored forecast models, which are irreversibly removed. The description explicitly states the tool can 'delete stale stored forecast models,' meeting the definition of a destructive action that cannot be undone.
Attacks that exploit this kind of access
The rule that runs forecast_models_cleanup safely
PolicyLayer is an MCP gateway: it sits between your AI agents and MetaTrader5 MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For forecast_models_cleanup, this is the rule to start with:
forecast_models_cleanup is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect MetaTrader5 MCP Server, apply this rule, and every forecast_models_cleanup call is checked against it from then on.
Questions about forecast_models_cleanup
Preview or delete stale stored forecast models. It is categorised as a Destructive tool in the MetaTrader5 MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the MetaTrader5 MCP Server MCP server in PolicyLayer and add a rule for forecast_models_cleanup: 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 MetaTrader5 MCP Server. Nothing to install.
forecast_models_cleanup is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the forecast_models_cleanup 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 forecast_models_cleanup. 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.
forecast_models_cleanup is provided by the MetaTrader5 MCP Server MCP server (emerzon/mt-data-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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