# update_lead_notes (/docs/mcp/tools/update-lead-notes)

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**Update lead notes** · Changes data

Sets the free-form notes on a lead, replacing what was there; an empty string clears them. For a threaded discussion use add_lead_comment instead.

| Connection | Account URL, team member URL or OAuth |
| --- | --- |

## Parameters [#parameters]

| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `websiteId` | `string` | Yes | Website ID from list_websites. |
| `leadId` | `string` | Yes | Lead ID from get_leads. |
| `notes` | `string` | No | The full notes text; empty clears them. |

## Tool definition [#tool-definition]

What your assistant receives from `tools/list`:

```json
{
  "name": "update_lead_notes",
  "title": "Update lead notes",
  "annotations": {
    "title": "Update lead notes",
    "readOnlyHint": false,
    "destructiveHint": false,
    "idempotentHint": true,
    "openWorldHint": false
  },
  "inputSchema": {
    "type": "object",
    "properties": {
      "websiteId": {
        "type": "string",
        "description": "Website ID from list_websites."
      },
      "leadId": {
        "type": "string",
        "description": "Lead ID from get_leads."
      },
      "notes": {
        "type": "string",
        "description": "The full notes text; empty clears them."
      }
    },
    "required": [
      "websiteId",
      "leadId"
    ]
  }
}
```