factorial · Zerodha Trading Bot MCP: Risk & Policy

WHAT IT DOES

What factorial does on Zerodha Trading Bot

AI agents call factorial as a supporting operation in Zerodha Trading Bot workflows.

WHY IT NEEDS A POLICY

Why factorial needs a policy

Factorial is a pure mathematical function that takes a number and returns its factorial. It performs no I/O, no data reads or writes, no external calls, and has no side effects. Despite being on a trading bot server, this tool itself poses no risk.

From the tool's definition 'calculates the factorial of a number' — pure mathematical computation with no side effects, no data access, no execution of external operations

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

factorial Rate-limited

factorial gets a rate cap, and everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "factorial": {
      "limits": [
        {
          "counter": "factorial_rate",
          "window": "minute",
          "max": 60,
          "scope": "grant"
        }
      ]
    }
  }
}

SET A RULE FOR THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about factorial

What does the factorial tool do? +

This tool calculates the factorial of a number. It is categorised as a Other tool in the Zerodha Trading Bot MCP Server, which means it performs auxiliary operations.

How do I enforce a policy on factorial? +

Register the Zerodha Trading Bot MCP server in PolicyLayer and add a rule for factorial: 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 Zerodha Trading Bot. Nothing to install.

What risk level is factorial? +

factorial is a Other tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit factorial? +

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

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

factorial is provided by the Zerodha Trading Bot MCP server (yogendhra9/zerodhamcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.