> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter-d02e98a0-mintlify-5b6e02fd.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# MessagesMessageParamContentUnion1 - Python SDK

> MessagesMessageParamContentUnion1 method reference

<Warning>
  The Python SDK and docs are currently in beta.
  Report issues on [GitHub](https://github.com/OpenRouterTeam/python-sdk/issues).
</Warning>

## Supported Types

### `components.AnthropicTextBlockParam`

```python lines theme={null}
value: components.AnthropicTextBlockParam = /* values here */
```

### `components.AnthropicImageBlockParam`

```python lines theme={null}
value: components.AnthropicImageBlockParam = /* values here */
```

### `components.ContentToolReference`

```python lines theme={null}
value: components.ContentToolReference = /* values here */
```

### `components.AnthropicSearchResultBlockParam`

```python lines theme={null}
value: components.AnthropicSearchResultBlockParam = /* values here */
```

### `components.AnthropicDocumentBlockParam`

```python lines theme={null}
value: components.AnthropicDocumentBlockParam = /* values here */
```