> ## 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. # EncodingFormat The format of the output embeddings ## Example Usage ```go theme={null} import ( "github.com/OpenRouterTeam/go-sdk/models/operations" ) value := operations.EncodingFormatFloat // Open enum: custom values can be created with a direct type cast custom := operations.EncodingFormat("custom_value") ``` ## Values | Name | Value | | ---------------------- | ------ | | `EncodingFormatFloat` | float | | `EncodingFormatBase64` | base64 |