# OpenResponsesInputMessageItemRoleUnion


## Supported Types

### `models.OpenResponsesInputMessageItemRoleUser`

```python
value: models.OpenResponsesInputMessageItemRoleUser = /* values here */
```

### `models.OpenResponsesInputMessageItemRoleSystem`

```python
value: models.OpenResponsesInputMessageItemRoleSystem = /* values here */
```

### `models.OpenResponsesInputMessageItemRoleDeveloper`

```python
value: models.OpenResponsesInputMessageItemRoleDeveloper = /* values here */
```