# ChatCompletionToolChoiceOption1

`none` means the model will not call any tool and instead generates a message. `auto` means the model can pick between generating a message or calling one or more tools. `required` means the model must call one or more tools.



## Values

| Name       | Value      |
| ---------- | ---------- |
| `NONE`     | none       |
| `AUTO`     | auto       |
| `REQUIRED` | required   |