Struct CallStats 

pub struct CallStats {

    pub model: String,
    pub operation: String,
    pub endpoint: String,
    pub http_status: u16,
    pub retry_count: u32,
    pub duration_ms: u128,
    pub first_event_ms: Option<u128>,
    pub emitted_any: bool,
    pub client_request_id: String,
    pub upstream_request_id: Option<String>,
    pub error_class: Option<String>,
    pub usage: Option<Value>,
    pub signals: SignalsSnapshot,
}

Per-call statistics for observability and model selection.

Fields

model: String

operation: String

endpoint: String

http_status: u16

retry_count: u32

duration_ms: u128

first_event_ms: Option<u128>

For streaming calls: time from request start to first emitted event (best-effort).

emitted_any: bool

For streaming calls: whether any event was emitted to the caller.

client_request_id: String

Always present; generated by the runtime for linkage.

upstream_request_id: Option<String>

Best-effort request identifier from provider/edge headers (if available).

error_class: Option<String>

usage: Option<Value>

signals: SignalsSnapshot

Snapshot of runtime signals captured for this call.

Trait Implementations

impl Clone for CallStats

fn clone(&self) -> CallStats

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CallStats

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

Formats the value using the given formatter.

impl Default for CallStats

fn default() -> CallStats

Returns the “default value” for a type.