update-custom-field

<div> <p> Update Custom Field By Id </p> <div> <span style=

SERVERGoHighLevel MCP Server SOURCEdrausal/gohighlevel-mcp

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/drausal-gohighlevel-mcp/update-custom-field.md

WHAT IT DOES

What update-custom-field does on GoHighLevel MCP Server

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

RISK

Why update-custom-field is rated Medium

This tool modifies custom field data in GoHighLevel, which is a reversible change. It does not delete data (would be Destructive), execute code (would be Execute), move money (would be Financial), or merely read data (would be Read).

From the tool's definition Tool name 'update-custom-field' and description 'Update Custom Field By Id' indicate modification of data. The verb 'Update' is characteristic of Write operations that create or modify data reversibly.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs update-custom-field safely

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

update-custom-field Rate-limited

update-custom-field 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": {
    "update-custom-field": {
      "limits": [
        {
          "counter": "update-custom-field_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 GoHighLevel MCP Server, apply this rule, and every update-custom-field call is checked against it from then on.

FAQ

Questions about update-custom-field

What does the update-custom-field tool do? +

<div> <p> Update Custom Field By Id </p> <div> <span style=. It is categorised as a Write tool in the GoHighLevel 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 update-custom-field? +

Register the GoHighLevel MCP Server MCP server in PolicyLayer and add a rule for update-custom-field: 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 GoHighLevel MCP Server. Nothing to install.

What risk level is update-custom-field? +

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

Can I rate-limit update-custom-field? +

Yes. Add a rate_limit block to the update-custom-field 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 update-custom-field completely? +

Set action: deny in the PolicyLayer policy for update-custom-field. 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 update-custom-field? +

update-custom-field is provided by the GoHighLevel MCP Server MCP server (drausal/gohighlevel-mcp). 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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