Struct ChatCompletionRequest 

pub struct ChatCompletionRequest {

    pub model: String,
    pub messages: Vec<Message>,
    pub temperature: f32,
    pub top_p: f32,
    pub n: u32,
    pub stream: bool,
    pub stop: Option<Vec<String>>,
    pub max_tokens: Option<u32>,
    pub presence_penalty: f32,
    pub frequency_penalty: f32,
    pub user: Option<String>,
    pub response_format: Option<ResponseFormat>,
    pub seed: Option<u64>,
    pub tools: Vec<Tool>,
    pub tool_choice: Option<ToolChoice>,
}

Chat completion request - matches OpenAI schema exactly

Fields

model: String

Model to use (e.g., “gpt-4”, “llama-3.1-70b”)

messages: Vec<Message>

Messages in the conversation

temperature: f32

Sampling temperature (0-2)

top_p: f32

Top-p nucleus sampling

n: u32

Number of completions to generate

stream: bool

Whether to stream responses

stop: Option<Vec<String>>

Stop sequences

max_tokens: Option<u32>

Maximum tokens to generate

presence_penalty: f32

Presence penalty (-2 to 2)

frequency_penalty: f32

Frequency penalty (-2 to 2)

user: Option<String>

User identifier for abuse detection

response_format: Option<ResponseFormat>

Response format

seed: Option<u64>

Seed for deterministic outputs

tools: Vec<Tool>

Tool/function definitions

tool_choice: Option<ToolChoice>

How to handle tool calls

Trait Implementations

impl Clone for ChatCompletionRequest

fn clone(&self) -> ChatCompletionRequest

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for ChatCompletionRequest

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for ChatCompletionRequest

fn default() -> Self

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ChatCompletionRequest

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ChatCompletionRequest

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.