forecast_task_cancel_all
Preview or cancel matching non-terminal forecast training tasks.
This record as markdown: /tools/emerzon-mt-data-mcp/forecast-task-cancel-all.md
What forecast_task_cancel_all does on MetaTrader5 MCP Server
AI agents call forecast_task_cancel_all 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_task_cancel_all is rated Critical
Cancelling active training tasks is an irreversible action — once cancelled, the in-progress computation and state are lost and cannot be undone. The 'preview' mode suggests a dry-run option exists, but the primary function is destructive cancellation of running tasks. On a financial trading server, losing forecast models could indirectly impact trading decisions, raising severity to high.
From the tool's definition 'cancel all' and 'cancel matching non-terminal forecast training tasks' — cancellation of running tasks is irreversible in that the task state is terminated and cannot be resumed
Risk signalsBulk/mass operation — affects multiple targets
Attacks that exploit this kind of access
The rule that runs forecast_task_cancel_all 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_task_cancel_all, this is the rule to start with:
forecast_task_cancel_all 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_task_cancel_all call is checked against it from then on.
Questions about forecast_task_cancel_all
Preview or cancel matching non-terminal forecast training tasks. 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_task_cancel_all: 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_task_cancel_all 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_task_cancel_all 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_task_cancel_all. 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_task_cancel_all 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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