update_limit_order · IB Analytics MCP Server MCP

WHAT IT DOES

What update_limit_order does on IB Analytics MCP Server

AI agents use update_limit_order to create or update resources in IB Analytics MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your IB Analytics MCP Server environment.

WHY IT NEEDS A POLICY

Why update_limit_order needs a policy

This tool modifies existing limit orders in a brokerage account—a reversible but consequential financial operation. While it could affect actual trades if limits are triggered, the 'update' verb suggests modification rather than execution of trades.

From the tool's definition Tool name 'update_limit_order' indicates modification of an existing limit order. The server context shows it operates on Interactive Brokers portfolios and financial trading systems.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_limit_order Rate-limited

update_limit_order stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "update_limit_order": {
      "limits": [
        {
          "counter": "update_limit_order_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches IB Analytics MCP Server, so you can run agents against it safely.

FAQ

Questions about update_limit_order

What does the update_limit_order tool do? +

update_limit_order. It is categorised as a Write tool in the IB Analytics MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on update_limit_order? +

Register the IB Analytics MCP Server MCP server in PolicyLayer and add a rule for update_limit_order: 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 IB Analytics MCP Server. Nothing to install.

What risk level is update_limit_order? +

update_limit_order is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit update_limit_order? +

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

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

update_limit_order is provided by the IB Analytics MCP Server MCP server (knishioka/ib-sec-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.