> ## Documentation Index > Fetch the complete documentation index at: https://openrouter.ai/docs/llms.txt > Use this file to discover all available pages before exploring further. # SupportedAspectRatio ## Example Usage ```python theme={null} from openrouter.components import SupportedAspectRatio # Open enum: unrecognized values are captured as UnrecognizedStr value: SupportedAspectRatio = "16:9" ``` ## Values This is an open enum. Unrecognized values will not fail type checks. * `"16:9"` * `"9:16"` * `"1:1"` * `"4:3"` * `"3:4"` * `"3:2"` * `"2:3"` * `"21:9"` * `"9:21"`