> ## 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.

# MessagesMessageParamContentUnion3 - Python SDK

> MessagesMessageParamContentUnion3 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

### `List[components.AnthropicWebSearchResultBlockParam]`

```python lines theme={null}
value: List[components.AnthropicWebSearchResultBlockParam] = /* values here */
```

### `components.ContentWebSearchToolResultError`

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