cancel_all_stock_orders_tool
Cancels all open stock orders.
This record as markdown: /tools/open-agent-tools-open-stocks-mcp/cancel-all-stock-orders-tool.md
What cancel_all_stock_orders_tool does on Open Stocks MCP
AI agents call cancel_all_stock_orders_tool to permanently remove resources in Open Stocks MCP, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why cancel_all_stock_orders_tool is rated Critical
Cancelling all open stock orders is an irreversible bulk action that immediately terminates every pending trade. This cannot be undone — once orders are cancelled, any market opportunity or strategic position they represented is permanently lost. The blast radius is critical because an AI agent misusing this tool could simultaneously wipe out an entire portfolio's pending orders across all positions.
From the tool's definition Cancels all open stock orders
Attacks that exploit this kind of access
The rule that runs cancel_all_stock_orders_tool safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Open Stocks MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For cancel_all_stock_orders_tool, this is the rule to start with:
cancel_all_stock_orders_tool 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 Open Stocks MCP, apply this rule, and every cancel_all_stock_orders_tool call is checked against it from then on.
Questions about cancel_all_stock_orders_tool
Cancels all open stock orders. It is categorised as a Destructive tool in the Open Stocks MCP MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Open Stocks MCP server in PolicyLayer and add a rule for cancel_all_stock_orders_tool: 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 Open Stocks MCP. Nothing to install.
cancel_all_stock_orders_tool 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 cancel_all_stock_orders_tool 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 cancel_all_stock_orders_tool. 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.
cancel_all_stock_orders_tool is provided by the Open Stocks MCP server (open-agent-tools/open-stocks-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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