Module request 

LLM request codec types and trait.

This module defines the AnnotatedLlmRequest type system for structured LLM request representation and the crate::codec::traits::LlmCodec trait for bidirectional translation between opaque crate::api::llm::LlmRequest payloads and typed form.

Structs

AnnotatedLlmRequest

Structured view of an LLM request, produced by a Codec from opaque LlmRequest content.

FunctionCall

A function call within a tool call.

FunctionDefinition

A function definition within a tool definition.

GenerationParams

Normalized generation parameters across providers.

OpenAiImageUrl

OpenAI image URL payload.

ToolCall

A tool call requested by the assistant.

ToolChoiceFunction

A specific tool choice that forces a named function.

ToolChoiceFunctionName

The name component of a specific tool choice.

ToolDefinition

A tool definition (function schema) available to the model.

Enums

ContentPart

A single content part within a multimodal message.

Message

A single message in a conversation, tagged by role.

MessageContent

Message content: either a plain string or multimodal parts array.

ToolChoice

Tool choice control: how the model should use available tools.