Module tools 

Tool/function-calling types, normalised across providers.

Structs

Tool

A tool the model may call, defined by a name, description, and JSON Schema.

ToolCall

A tool invocation requested by the model.

ToolResult

The result of executing a ToolCall, returned to the model.

Enums

ToolChoice

How the model should choose among available tools.

Traits

ToolSchema

Implemented by tool input structs to expose name, description, and schema.