Struct TokenUsage 

pub struct TokenUsage {
    pub input: u64,
    pub output: u64,
    pub cache_read: u64,
    pub cache_write: u64,
}

Token usage broken down by component.

Fields

input: u64

Input (prompt) tokens.

output: u64

Output (completion) tokens.

cache_read: u64

Tokens read from cache.

cache_write: u64

Tokens written to cache.

Implementations

impl TokenUsage

pub fn total(&self) -> u64

Total tokens across all categories.

pub fn cost(&self, model: &Model) -> CostBreakdown

Compute cost breakdown using a model’s pricing data.

Trait Implementations

impl Clone for TokenUsage

fn clone(&self) -> TokenUsage

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for TokenUsage

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

Formats the value using the given formatter.

impl Default for TokenUsage

fn default() -> TokenUsage

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for TokenUsage

fn deserialize<__D>( __deserializer: __D, ) -> Result<TokenUsage, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for TokenUsage

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

where __S: Serializer,

Serialize this value into the given Serde serializer.