> ## 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.

# ContentPartAddedEventType - Python SDK

> ContentPartAddedEventType method reference

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

## Values

| Name                          | Value                        |
| ----------------------------- | ---------------------------- |
| `RESPONSE_CONTENT_PART_ADDED` | response.content\_part.added |