technicians_update
A write tool on the ServiceTitan MCP server.
This record as markdown: /tools/jordandalton-servicetitanmcpserver/technicians-update.md
What technicians_update does on ServiceTitan MCP Server
AI agents use technicians_update 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 technicians_update is rated Medium
The 'update' operation is inherently reversible (data can be changed again or restored), distinguishing it from destructive operations. However, it carries high severity because unintended technician record modifications in a service management system could disrupt field operations, scheduling, or technician assignments.
From the tool's definition Tool name 'technicians_update' indicates modification of technician records. The '_update' suffix combined with ServiceTitan context (a field service management platform) indicates this tool creates or modifies technician data reversibly.
Attacks that exploit this kind of access
The rule that runs technicians_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 technicians_update, this is the rule to start with:
technicians_update 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 technicians_update call is checked against it from then on.
Questions about technicians_update
technicians_update 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.
Register the ServiceTitan MCP Server MCP server in PolicyLayer and add a rule for technicians_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.
technicians_update 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 technicians_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.
Set action: deny in the PolicyLayer policy for technicians_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.
technicians_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.
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