> ## Documentation Index
> Fetch the complete documentation index at: https://developers.telnyx.com/llms.txt
> Use this file to discover all available pages before exploring further.

# close()

> **close**(`code?`, `reason?`): `void`

Permanently close the client (no reconnect). Outstanding calls reject.

**Parameters**

| Parameter | Type | Default value |
| - | - | - |
| `code` | `number` | `1000` |
| `reason` | `string` | `"client closed"` |

**Returns**

`void`