Struct ChatMessage 

pub struct ChatMessage {
    pub role: ChatRole,
    pub content: String,
    pub cache_marker: Option<CacheMarker>,
    pub model_families: Option<Vec<String>>,
    pub signature: Option<String>,
}

A chat message in the conversation

Fields

role: ChatRole

Message role

content: String

Message content (text)

cache_marker: Option<CacheMarker>

Optional cache marker (for Anthropic caching)

model_families: Option<Vec<String>>

Optional model family filtering

signature: Option<String>

Provider-specific signature for reasoning preservation

Implementations

impl ChatMessage

pub fn system(content: impl Into<String>) -> Self

Create a new system message

pub fn user(content: impl Into<String>) -> Self

Create a new user message

pub fn assistant(content: impl Into<String>) -> Self

Create a new assistant message

pub fn with_cache_marker(self, marker: CacheMarker) -> Self

Add a cache marker to this message

Trait Implementations

impl Clone for ChatMessage

fn clone(&self) -> ChatMessage

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ChatMessage

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for ChatMessage

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl From<ChatMessage> for ConversationMessage

fn from(msg: ChatMessage) -> Self

Converts to this type from the input type.

impl Serialize for ChatMessage

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

where __S: Serializer,

Serialize this value into the given Serde serializer.