jobs_create_message

A write tool on the ServiceTitan MCP server.

SERVERServiceTitan MCP Server SOURCEjordandalton/servicetitanmcpserver

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/jordandalton-servicetitanmcpserver/jobs-create-message.md

WHAT IT DOES

What jobs_create_message does on ServiceTitan MCP Server

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

RISK

Why jobs_create_message is rated Medium

The 'create' action indicates the tool writes/creates data (a message) associated with jobs in ServiceTitan. This is reversible (messages can typically be deleted or edited) so it is Write rather than Destructive.

From the tool's definition Tool name 'jobs_create_message' indicates creation of a message entity. The 'create' verb combined with the sibling tools' patterns (adjustments_update, activities_controllers_get_list, etc.) on a ServiceTitan API integration server suggests this performs a…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs jobs_create_message 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 jobs_create_message, this is the rule to start with:

jobs_create_message Rate-limited

jobs_create_message 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": {
    "jobs_create_message": {
      "limits": [
        {
          "counter": "jobs_create_message_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT 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 jobs_create_message call is checked against it from then on.

FAQ

Questions about jobs_create_message

What does the jobs_create_message tool do? +

jobs_create_message is a write tool on the ServiceTitan MCP Server MCP server. It is categorised as a Write tool in the ServiceTitan 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 jobs_create_message? +

Register the ServiceTitan MCP Server MCP server in PolicyLayer and add a rule for jobs_create_message: 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 jobs_create_message? +

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

Can I rate-limit jobs_create_message? +

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

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

jobs_create_message 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.

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