# ghl_update_custom_field

Update an existing custom field by ID. Can modify name, description, options, and other properties.

Agent View of the PolicyLayer registry record for `ghl_update_custom_field`. HTML page: https://policylayer.com/tools/mastanley13-gohighlevel-mcp/ghl-update-custom-field

## Facts

- Tool: `ghl_update_custom_field`
- Server: GoHighLevel MCP Server (`mastanley13/gohighlevel-mcp`) — https://policylayer.com/tools/mastanley13-gohighlevel-mcp.md
- Homepage: https://github.com/mastanley13/GoHighLevel-MCP
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "ghl_update_custom_field",
    "arguments": {}
  }
}
```

## Why ghl_update_custom_field is rated Medium

This tool modifies existing custom field metadata within the GoHighLevel CRM system. The action is reversible—updated values can be changed again—making it a Write operation rather than Destructive. The medium severity reflects that incorrect modifications could affect CRM data structure and workflows dependent on these fields, but changes are not irreversible.

From the tool's own definition: "Tool description states it can 'Update an existing custom field by ID. Can modify name, description, options, and other properties.' The term 'update' combined with the ability to modify multiple field properties indicates reversible data modification rather…"

## Use case

AI agents use ghl_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.

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches GoHighLevel MCP Server:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "ghl_update_custom_field": {
      "limits": [
        {
          "counter": "ghl_update_custom_field_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on GoHighLevel MCP Server (254)

- `bulk_delete_social_posts` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/bulk-delete-social-posts.md
- `cancel_scheduled_email` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/cancel-scheduled-email.md
- `cancel_scheduled_message` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/cancel-scheduled-message.md
- `delete_appointment` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-appointment.md
- `delete_appointment_note` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-appointment-note.md
- `delete_calendar` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-calendar.md
- `delete_calendar_group` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-calendar-group.md
- `delete_calendar_notification` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-calendar-notification.md
- `delete_calendar_resource_equipment` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-calendar-resource-equipment.md
- `delete_calendar_resource_room` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-calendar-resource-room.md
- `delete_contact` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-contact.md
- `delete_contact_note` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-contact-note.md
- `delete_contact_task` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-contact-task.md
- `delete_conversation` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-conversation.md
- `delete_coupon` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-coupon.md
- `delete_custom_provider_integration` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-custom-provider-integration.md
- `delete_email_template` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-email-template.md
- `delete_invoice_template` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-invoice-template.md
- `delete_location` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-location.md
- `delete_location_custom_field` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-location-custom-field.md
- `delete_location_custom_value` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-location-custom-value.md
- `delete_location_tag` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-location-tag.md
- `delete_location_template` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-location-template.md
- `delete_media_file` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-media-file.md
- `delete_object_record` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-object-record.md
- `delete_opportunity` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-opportunity.md
- `delete_social_account` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-social-account.md
- `delete_social_post` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/delete-social-post.md
- `ghl_delete_association` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/ghl-delete-association.md
- `ghl_delete_custom_field` — Destructive — https://policylayer.com/tools/mastanley13-gohighlevel-mcp/ghl-delete-custom-field.md
- …and 224 more: https://policylayer.com/tools/mastanley13-gohighlevel-mcp.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=mastanley13-gohighlevel-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/mastanley13-gohighlevel-mcp