login-to-zerodha · Zerodha MCP Server MCP: Risk & Policy

WHAT IT DOES

What login-to-zerodha does on Zerodha MCP Server

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

WHY IT NEEDS A POLICY

Why login-to-zerodha needs a policy

This tool initiates an OAuth-style login flow, retrieves an access token, and saves credentials to a config file. It writes authentication state/tokens to persistent storage. While it enables subsequent financial operations, the tool itself is a Write operation (saving tokens/config).

From the tool's definition 'login to Zerodha...call set-zerodha-tokens to set the tokens...pass the request token get the access token and save the values in the config file'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

login-to-zerodha 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": {
    "login-to-zerodha": {
      "limits": [
        {
          "counter": "login-to-zerodha_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 Zerodha MCP Server, so you can run agents against it safely.

FAQ

Questions about login-to-zerodha

What does the login-to-zerodha tool do? +

This tool is used to login to Zerodha, you will return the login URL to the user, so that they can login to Zerodha, after that you will call set-zerodha-tokens to set the tokens, user will provide you the request token in URL, you will then call another tool for it and pass the request token get the access token and save the values in the config file that function. It is categorised as a Write tool in the Zerodha 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 login-to-zerodha? +

Register the Zerodha MCP Server MCP server in PolicyLayer and add a rule for login-to-zerodha: 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 MCP Server. Nothing to install.

What risk level is login-to-zerodha? +

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

Can I rate-limit login-to-zerodha? +

Yes. Add a rate_limit block to the login-to-zerodha 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 login-to-zerodha completely? +

Set action: deny in the PolicyLayer policy for login-to-zerodha. 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 login-to-zerodha? +

login-to-zerodha is provided by the Zerodha MCP Server MCP server (maniklakhanpal/zerodha-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.