Struct TokenUsage 

pub struct TokenUsage {
    pub input_tokens: u64,
    pub output_tokens: u64,
    pub cached_input_tokens: u64,
    pub cache_creation_tokens: u64,
    pub reasoning_tokens: u64,
}

Aggregate token and prompt-cache usage found in a trace.

Fields

input_tokens: u64

Total prompt/input tokens.

output_tokens: u64

Total generated/output tokens.

cached_input_tokens: u64

Total prompt tokens served from cache.

cache_creation_tokens: u64

Total tokens used to create cache entries.

reasoning_tokens: u64

Total generated reasoning tokens when the provider reports them.

Trait Implementations

impl Clone for TokenUsage

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for TokenUsage

impl Debug for TokenUsage

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

Formats the value using the given formatter.

impl Default for TokenUsage

fn default() -> Self

Returns the “default value” for a type.

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

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for TokenUsage

impl PartialEq for TokenUsage

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for TokenUsage

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for TokenUsage