lookup_bank

Look up bank details from RBI master list. # PermissionTier: READ_ONLY

SERVERMcp India Stack SOURCErehan1020/mcp-india-stack

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade C, identity unverified Pull the record →

This record as markdown: /tools/rehan1020-mcp-india-stack/lookup-bank.md

WHAT IT DOES

What lookup_bank does on Mcp India Stack

AI agents call lookup_bank to retrieve information from Mcp India Stack without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why lookup_bank is rated Low

This tool retrieves static reference data from the RBI master list without creating, modifying, or deleting any information. The READ_ONLY permission tier and lookup operation confirm it as a simple data query with minimal blast radius if misused by an AI agent.

From the tool's definition Tool name 'lookup_bank' and description 'Look up bank details from RBI master list' indicate a query/retrieval operation. PermissionTier explicitly marked as 'READ_ONLY', confirming no modifications or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs lookup_bank safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp India Stack, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For lookup_bank, this is the rule to start with:

lookup_bank Allowed

lookup_bank is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "lookup_bank": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp India Stack, apply this rule, and every lookup_bank call is checked against it from then on.

FAQ

Questions about lookup_bank

What does the lookup_bank tool do? +

Look up bank details from RBI master list. # PermissionTier: READ_ONLY. It is categorised as a Read tool in the Mcp India Stack MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on lookup_bank? +

Register the Mcp India Stack MCP server in PolicyLayer and add a rule for lookup_bank: 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 Mcp India Stack. Nothing to install.

What risk level is lookup_bank? +

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

Can I rate-limit lookup_bank? +

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

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

lookup_bank is provided by the Mcp India Stack MCP server (rehan1020/mcp-india-stack). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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