cancel_all_option_orders_tool

Cancels all open option orders.

SERVEROpen Stocks MCP SOURCEopen-agent-tools/open-stocks-mcp

Critical RISK CLASS

Category Destructive

Parameters 00 required

Recommended Hiddensee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/open-agent-tools-open-stocks-mcp/cancel-all-option-orders-tool.md

WHAT IT DOES

What cancel_all_option_orders_tool does on Open Stocks MCP

AI agents call cancel_all_option_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.

RISK

Why cancel_all_option_orders_tool is rated Critical

Cancelling all open option orders is an irreversible action that destroys pending financial orders without the ability to undo. This matches the Destructive category (cannot be undone) and carries critical severity due to potential significant financial loss if an AI agent misuses it by cancelling legitimate trading positions. The 'all' scope amplifies the blast radius.

From the tool's definition Tool name contains 'cancel_all' and description states it 'Cancels all open option orders' — irreversible termination of financial orders.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs cancel_all_option_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_option_orders_tool, this is the rule to start with:

cancel_all_option_orders_tool Hidden

cancel_all_option_orders_tool is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "hide": [
    "cancel_all_option_orders_tool"
  ]
}

RESTRICT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Open Stocks MCP, apply this rule, and every cancel_all_option_orders_tool call is checked against it from then on.

FAQ

Questions about cancel_all_option_orders_tool

What does the cancel_all_option_orders_tool tool do? +

Cancels all open option 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.

How do I enforce a policy on cancel_all_option_orders_tool? +

Register the Open Stocks MCP server in PolicyLayer and add a rule for cancel_all_option_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.

What risk level is cancel_all_option_orders_tool? +

cancel_all_option_orders_tool is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit cancel_all_option_orders_tool? +

Yes. Add a rate_limit block to the cancel_all_option_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.

How do I block cancel_all_option_orders_tool completely? +

Set action: deny in the PolicyLayer policy for cancel_all_option_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.

What MCP server provides cancel_all_option_orders_tool? +

cancel_all_option_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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