# upload-to-custom-fields

Post the necessary fields for the API to upload files. The files need to be a buffer with the key

Agent View of the PolicyLayer registry record for `upload-to-custom-fields`. HTML page: https://policylayer.com/tools/drausal-gohighlevel-mcp/upload-to-custom-fields

## Facts

- Tool: `upload-to-custom-fields`
- Server: GoHighLevel MCP Server (`drausal/gohighlevel-mcp`) — https://policylayer.com/tools/drausal-gohighlevel-mcp.md
- Homepage: https://github.com/drausal/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": "upload-to-custom-fields",
    "arguments": {}
  }
}
```

## Why upload-to-custom-fields is rated Medium

This tool creates or modifies custom field data by uploading files. While it involves file handling, the operation is reversible (files can be replaced or removed), and there is no explicit mention of deletion or irreversible destruction.

From the tool's own definition: "The tool name 'upload-to-custom-fields' and description stating 'Post the necessary fields for the API to upload files' indicates a file upload operation that creates or modifies data. The phrase 'Post' is an HTTP method indicating data creation/modification."

## Use case

AI agents use upload-to-custom-fields 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": {
    "upload-to-custom-fields": {
      "limits": [
        {
          "counter": "upload-to-custom-fields_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on GoHighLevel MCP Server (405)

- `bulk-delete-media-objects` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/bulk-delete-media-objects.md
- `bulk-delete-social-planner-posts` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/bulk-delete-social-planner-posts.md
- `bulkUpdate` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/bulkupdate.md
- `cancel-invoice-schedule` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/cancel-invoice-schedule.md
- `cancel-scheduled-email-message` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/cancel-scheduled-email-message.md
- `cancel-scheduled-message` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/cancel-scheduled-message.md
- `delete-account` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-account.md
- `delete-action` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-action.md
- `delete-agent` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-agent.md
- `DELETE-an-email-sms-template` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-an-email-sms-template.md
- `delete-appointment-note` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-appointment-note.md
- `delete-association` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-association.md
- `delete-Business` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-business.md
- `delete-calendar` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-calendar.md
- `delete-calendar-resource` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-calendar-resource.md
- `delete-contact` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-contact.md
- `delete-contact-from-workflow` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-contact-from-workflow.md
- `delete-conversation` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-conversation.md
- `delete-coupon` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-coupon.md
- `delete-csv` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-csv.md
- `delete-csv-post` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-csv-post.md
- `delete-custom-field` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-custom-field.md
- `delete-custom-field-2` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-custom-field-2.md
- `delete-custom-field-folder` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-custom-field-folder.md
- `delete-custom-menu` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-custom-menu.md
- `delete-custom-value` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-custom-value.md
- `delete-estimate` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-estimate.md
- `delete-estimate-template` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-estimate-template.md
- `delete-event` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-event.md
- `delete-event-notification` — Destructive — https://policylayer.com/tools/drausal-gohighlevel-mcp/delete-event-notification.md
- …and 375 more: https://policylayer.com/tools/drausal-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=drausal-gohighlevel-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/drausal-gohighlevel-mcp