servicetitan_create_customer_contact
Create a new contact for a customer
This record as markdown: /tools/busybee3333-servicetitan-mcp-2026-complete/servicetitan-create-customer-contact.md
What servicetitan_create_customer_contact does on ServiceTitan MCP Server
AI agents use servicetitan_create_customer_contact 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.
Why servicetitan_create_customer_contact is rated Medium
This tool creates new contact information for a customer in a field service management system. While it modifies data, the action is reversible and does not execute code, delete data irreversibly, or move money. It is a standard write operation typical of CRM systems.
From the tool's definition Tool name explicitly states 'create' and description confirms 'Create a new contact for a customer' — this is data creation with no mention of deletion or external execution. The operation is reversible (contacts can be modified or deleted later).
Attacks that exploit this kind of access
The rule that runs servicetitan_create_customer_contact 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 servicetitan_create_customer_contact, this is the rule to start with:
servicetitan_create_customer_contact 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.
The button opens the PolicyLayer dashboard: create your workspace, connect ServiceTitan MCP Server, apply this rule, and every servicetitan_create_customer_contact call is checked against it from then on.
Questions about servicetitan_create_customer_contact
Create a new contact for a customer. 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.
Register the ServiceTitan MCP Server MCP server in PolicyLayer and add a rule for servicetitan_create_customer_contact: 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.
servicetitan_create_customer_contact is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the servicetitan_create_customer_contact 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.
Set action: deny in the PolicyLayer policy for servicetitan_create_customer_contact. 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.
servicetitan_create_customer_contact is provided by the ServiceTitan MCP Server MCP server (busybee3333/servicetitan-mcp-2026-complete). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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