payments_update

A financial tool on the ServiceTitan MCP server.

SERVERServiceTitan MCP Server SOURCEjordandalton/servicetitanmcpserver

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/jordandalton-servicetitanmcpserver/payments-update.md

WHAT IT DOES

What payments_update does on ServiceTitan MCP Server

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

RISK

Why payments_update is rated Critical

Despite the empty description, the tool name contains 'payments', which directly implies financial data. Modifying payment records falls under the Financial category as it could alter payment amounts, statuses, or recipients. Given the blast radius of incorrect payment modifications in a field service management platform, severity is critical. Confidence is reduced due to the empty description.

From the tool's definition Tool name 'payments_update' — the 'payments' component strongly implies financial transactions; 'update' indicates modification of payment records.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs payments_update safely

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

payments_update Approval-gated

Any call to payments_update 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": {
    "payments_update": {
      "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 ServiceTitan MCP Server, apply this rule, and every payments_update call is checked against it from then on.

FAQ

Questions about payments_update

What does the payments_update tool do? +

payments_update is a financial tool on the ServiceTitan MCP Server MCP server. It is categorised as a Financial tool in the ServiceTitan MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.

How do I enforce a policy on payments_update? +

Register the ServiceTitan MCP Server MCP server in PolicyLayer and add a rule for payments_update: 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 ServiceTitan MCP Server. Nothing to install.

What risk level is payments_update? +

payments_update 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 payments_update? +

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

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

payments_update is provided by the ServiceTitan MCP Server MCP server (jordandalton/servicetitanmcpserver). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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