Struct UsageInfo 

pub struct UsageInfo {
    pub prompt_tokens: u64,
    pub completion_tokens: u64,
    pub total_tokens: u64,
    pub reasoning_tokens: Option<u64>,
    pub cache_read_tokens: Option<u64>,
    pub cache_creation_tokens: Option<u64>,
}

Token usage information.

Fields

prompt_tokens: u64

completion_tokens: u64

total_tokens: u64

reasoning_tokens: Option<u64>

OpenAI-style completion_tokens_details.reasoning_tokens.

cache_read_tokens: Option<u64>

Anthropic cache read / creation input tokens (when present).

cache_creation_tokens: Option<u64>

Trait Implementations

impl Clone for UsageInfo

fn clone(&self) -> UsageInfo

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for UsageInfo

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

Formats the value using the given formatter.

impl Default for UsageInfo

fn default() -> UsageInfo

Returns the “default value” for a type.

impl From<UsageInfo> for ExecutionUsage

fn from(u: UsageInfo) -> ExecutionUsage

Converts to this type from the input type.

impl Serialize for UsageInfo

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.