option_debit_spread

A financial tool on the Open Stocks MCP server.

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

Critical RISK CLASS

Category Financial

Parameters 00 required

Recommended Approval-gatedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/open-agent-tools-open-stocks-mcp/option-debit-spread.md

WHAT IT DOES

What option_debit_spread does on Open Stocks MCP

AI agents use option_debit_spread to commit financial operations through Open Stocks MCP, usually the final step of a payment, billing, or trading workflow. A call moves real money.

RISK

Why option_debit_spread is rated Critical

An option debit spread is a financial trading strategy involving the simultaneous purchase and sale of options contracts, which constitutes a financial transaction with real monetary consequences. The server explicitly provides trading capabilities through broker APIs, making it highly likely this tool executes trades.

From the tool's definition Tool name 'option_debit_spread' on a server with 'trading capabilities through multiple broker APIs including Robinhood and Schwab'

Attacks that exploit this kind of access

RECOMMENDED RULE

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

option_debit_spread Approval-gated

Any call to option_debit_spread is blocked until a human approves it. The rest of the server keeps working.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "option_debit_spread": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}

GATE 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 option_debit_spread call is checked against it from then on.

FAQ

Questions about option_debit_spread

What does the option_debit_spread tool do? +

option_debit_spread is a financial tool on the Open Stocks MCP server. It is categorised as a Financial tool in the Open Stocks MCP MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on option_debit_spread? +

Register the Open Stocks MCP server in PolicyLayer and add a rule for option_debit_spread: 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 option_debit_spread? +

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

Can I rate-limit option_debit_spread? +

Yes. Add a rate_limit block to the option_debit_spread 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 option_debit_spread completely? +

Set action: deny in the PolicyLayer policy for option_debit_spread. 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 option_debit_spread? +

option_debit_spread 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.

KEEP EXPLORING

More on Open Stocks, and thousands of servers like it.

This server

All 152 Open Stocks tools → Critical-risk tools on this server →

Across the catalogue

All critical-risk MCP tools → The MCP Attack Database →

Guides

Govern MCP payment tools →Human-in-the-loop →Tool call approval →