> ## 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. # ToolChoice ## Supported Types ### `components.ToolChoiceAuto` ```python theme={null} value: components.ToolChoiceAuto = /* values here */ ``` ### `components.ToolChoiceAny` ```python theme={null} value: components.ToolChoiceAny = /* values here */ ``` ### `components.ToolChoiceNone` ```python theme={null} value: components.ToolChoiceNone = /* values here */ ``` ### `components.ToolChoiceTool` ```python theme={null} value: components.ToolChoiceTool = /* values here */ ```