> ## 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. # GetAppRankingsCategory Marketplace category group to filter by (e.g. `coding`). Only apps tagged with a subcategory inside this group are returned. Mutually combinable with `subcategory` — when both are supplied the `subcategory` must belong to the `category` group. ## Example Usage ```go theme={null} import ( "github.com/OpenRouterTeam/go-sdk/models/operations" ) value := operations.GetAppRankingsCategoryCoding // Open enum: custom values can be created with a direct type cast custom := operations.GetAppRankingsCategory("custom_value") ``` ## Values | Name | Value | | ------------------------------------- | ------------- | | `GetAppRankingsCategoryCoding` | coding | | `GetAppRankingsCategoryCreative` | creative | | `GetAppRankingsCategoryProductivity` | productivity | | `GetAppRankingsCategoryEntertainment` | entertainment |