Struct DayStats 

pub struct DayStats {
    pub date: String,
    pub commands: usize,
    pub input_tokens: usize,
    pub output_tokens: usize,
    pub saved_tokens: usize,
    pub savings_pct: f64,
    pub total_time_ms: u64,
    pub avg_time_ms: u64,
}

Daily statistics for token savings and execution metrics.

Serializable to JSON for export via rtk gain --daily --format json.

JSON Schema

{
  "date": "2026-02-03",
  "commands": 42,
  "input_tokens": 15420,
  "output_tokens": 3842,
  "saved_tokens": 11578,
  "savings_pct": 75.08,
  "total_time_ms": 8450,
  "avg_time_ms": 201
}

Fields

date: String

ISO date (YYYY-MM-DD)

commands: usize

Number of commands executed this day

input_tokens: usize

Total input tokens for this day

output_tokens: usize

Total output tokens for this day

saved_tokens: usize

Total tokens saved this day

savings_pct: f64

Savings percentage for this day

total_time_ms: u64

Total execution time for this day (milliseconds)

avg_time_ms: u64

Average execution time per command (milliseconds)

Trait Implementations

impl Debug for DayStats

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

Formats the value using the given formatter.

impl Serialize for DayStats

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

where __S: Serializer,

Serialize this value into the given Serde serializer.