> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://openrouter.ai/docs/llms.txt.
> For full documentation content, see https://openrouter.ai/docs/llms-full.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://openrouter.ai/docs/_mcp/server.

# AspectRatio - Python SDK

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

Aspect ratio of the generated video

## Values

| Name                          | Value |
| ----------------------------- | ----- |
| `ONE_HUNDRED_AND_SIXTY_NINE`  | 16:9  |
| `NINE_HUNDRED_AND_SIXTEEN`    | 9:16  |
| `ELEVEN`                      | 1:1   |
| `FORTY_THREE`                 | 4:3   |
| `THIRTY_FOUR`                 | 3:4   |
| `THIRTY_TWO`                  | 3:2   |
| `TWENTY_THREE`                | 2:3   |
| `TWO_HUNDRED_AND_NINETEEN`    | 21:9  |
| `NINE_HUNDRED_AND_TWENTY_ONE` | 9:21  |