Struct ContextUsage 

pub struct ContextUsage {
    pub tokens: u32,
    pub input_tokens: u32,
    pub output_tokens: u32,
    pub cached_tokens: u32,
    pub current_iteration: usize,
    pub context_size: ContextSize,
    pub model: Option<String>,
    pub context_budget: ContextBudget,
    pub step_input_start: u32,
    pub step_output_start: u32,
    pub step_cached_start: u32,
}

Fields

tokens: u32

input_tokens: u32

output_tokens: u32

cached_tokens: u32

Tokens read from provider cache (e.g., Anthropic prompt caching)

current_iteration: usize

context_size: ContextSize

model: Option<String>

Model used for LLM calls in this context

context_budget: ContextBudget

Per-component token budget tracking for context optimization

step_input_start: u32

Snapshot taken at the start of each step — used to compute per-step deltas

step_output_start: u32

step_cached_start: u32

Trait Implementations

impl Clone for ContextUsage

fn clone(&self) -> ContextUsage

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ContextUsage

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

Formats the value using the given formatter.

impl Default for ContextUsage

fn default() -> ContextUsage

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ContextUsage

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for ContextUsage

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

where __S: Serializer,

Serialize this value into the given Serde serializer.