> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter-d02e98a0-mintlify-7021d5f4.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# InputMessageItem - Python SDK

> InputMessageItem method reference

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

## Fields

| Field     | Type                                                                                                                        | Required             | Description |
| --------- | --------------------------------------------------------------------------------------------------------------------------- | -------------------- | ----------- |
| `content` | List\[[components.InputMessageItemContentUnion](/client-sdks/python/api-reference/components/inputmessageitemcontentunion)] | :heavy\_minus\_sign: | N/A         |
| `id`      | *Optional\[str]*                                                                                                            | :heavy\_minus\_sign: | N/A         |
| `role`    | [components.InputMessageItemRoleUnion](/client-sdks/python/api-reference/components/inputmessageitemroleunion)              | :heavy\_check\_mark: | N/A         |
| `type`    | [Optional\[components.InputMessageItemTypeMessage\]](../components/inputmessageitemtypemessage.md)                          | :heavy\_minus\_sign: | N/A         |