split_bill

Split a bill among multiple people proportionally, factoring in tax and tip.

SERVERNitrostack SOURCEnitrocloudofficial/nitrostack

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/nitrostack/split-bill.md

WHAT IT DOES

What split_bill does on Nitrostack

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

RISK

Why split_bill is rated Critical

Bill splitting involves financial calculations and commitments among multiple parties.

From the tool's definition Split a bill, factoring in tax and tip

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs split_bill safely

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

split_bill Approval-gated

Any call to split_bill 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": {
    "split_bill": {
      "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 Nitrostack, apply this rule, and every split_bill call is checked against it from then on.

FAQ

Questions about split_bill

What does the split_bill tool do? +

Split a bill among multiple people proportionally, factoring in tax and tip. It is categorised as a Financial tool in the Nitrostack MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on split_bill? +

Register the Nitrostack MCP server in PolicyLayer and add a rule for split_bill: 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 Nitrostack. Nothing to install.

What risk level is split_bill? +

split_bill 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 split_bill? +

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

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

split_bill is provided by the Nitrostack MCP server (nitrocloudofficial/nitrostack). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on Nitrostack, and thousands of servers like it.

This server

All 697 Nitrostack 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 →