Struct StepMetrics 

pub struct StepMetrics {
    pub prompt_tokens: Option<u64>,
    pub completion_tokens: Option<u64>,
    pub cached_tokens: Option<u64>,
    pub cost_usd: Option<f64>,
    pub logprobs: Option<Vec<f64>>,
    pub completion_token_ids: Option<Vec<u64>>,
    pub prompt_token_ids: Option<Vec<u64>>,
    pub extra: Option<Value>,
}

Per-step LLM operational metrics.

Fields

prompt_tokens: Option<u64>

Total input tokens for this step (cached + non-cached).

completion_tokens: Option<u64>

Completion tokens generated.

cached_tokens: Option<u64>

Subset of prompt_tokens that were cache hits.

cost_usd: Option<f64>

Estimated cost in USD for this step.

logprobs: Option<Vec<f64>>

Log probabilities for completion tokens.

completion_token_ids: Option<Vec<u64>>

Completion token IDs for RL training.

prompt_token_ids: Option<Vec<u64>>

Prompt token IDs.

extra: Option<Value>

Custom metrics.

Implementations

impl StepMetrics

pub fn from_usage(usage: &Usage) -> Self

Create metrics from vtcode Usage.

Trait Implementations

impl Clone for StepMetrics

fn clone(&self) -> StepMetrics

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for StepMetrics

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for StepMetrics

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for StepMetrics

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

where __S: Serializer,

Serialize this value into the given Serde serializer.