Struct LlmUsage 

pub struct LlmUsage {
    pub prompt_tokens: u64,
    pub completion_tokens: u64,
    pub total_tokens: u64,
    pub cached_input_tokens: u64,
    pub cache_creation_input_tokens: u64,
}

Usage info extracted from an LLM API response.

Fields

prompt_tokens: u64

Number of prompt / input tokens.

completion_tokens: u64

Number of completion / output tokens.

total_tokens: u64

Total tokens used.

cached_input_tokens: u64

Input tokens served from the provider’s prompt cache (cache hit).

cache_creation_input_tokens: u64

Input tokens written to the provider’s prompt cache (cache creation).

Trait Implementations

impl Clone for LlmUsage

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 LlmUsage

impl Debug for LlmUsage

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

Formats the value using the given formatter.

impl Default for LlmUsage

fn default() -> Self

Returns the “default value” for a type.