> ## 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. # ChatRequestReasoningEffort Shorthand for setting reasoning effort. Equivalent to setting reasoning.effort. Cannot be used simultaneously with reasoning.effort if they differ. ## Example Usage ```go theme={null} import ( "github.com/OpenRouterTeam/go-sdk/models/components" ) value := components.ChatRequestReasoningEffortMax // Open enum: custom values can be created with a direct type cast custom := components.ChatRequestReasoningEffort("custom_value") ``` ## Values | Name | Value | | ----------------------------------- | ------- | | `ChatRequestReasoningEffortMax` | max | | `ChatRequestReasoningEffortXhigh` | xhigh | | `ChatRequestReasoningEffortHigh` | high | | `ChatRequestReasoningEffortMedium` | medium | | `ChatRequestReasoningEffortLow` | low | | `ChatRequestReasoningEffortMinimal` | minimal | | `ChatRequestReasoningEffortNone` | none |