> ## 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. # UpdateKeysLimitReset New limit reset type for the API key (daily, weekly, monthly, or null for no reset). Resets happen automatically at midnight UTC, and weeks are Monday through Sunday. ## Example Usage ```go theme={null} import ( "github.com/OpenRouterTeam/go-sdk/models/operations" ) value := operations.UpdateKeysLimitResetDaily // Open enum: custom values can be created with a direct type cast custom := operations.UpdateKeysLimitReset("custom_value") ``` ## Values | Name | Value | | ----------------------------- | ------- | | `UpdateKeysLimitResetDaily` | daily | | `UpdateKeysLimitResetWeekly` | weekly | | `UpdateKeysLimitResetMonthly` | monthly |