viberank
Leaderboard

haifengkao

Ember#1099
@haifengkaoJoined 3/7/2026
Claude

API-equivalent

$541.943

$15.05/day avg

Total tokens

756.2M

21.0M/day

Days active

36

1 submission

Global rank

#1099

Claude

Streak

0d

start one today

Longest streak

10d

consecutive days

Where do you rank?

One command ranks your Claude Code, Codex, Gemini and more. Only totals leave your machine.

Workflow

Cache hit rate

94%

Input served from cache

Higher than 34% of developers

Cache reuse

17.3×

Reads per cached token

Higher than 29% of developers

Cost per 1M tokens

$0.72

Blended cost across all tokens

Lower than 62% of developers

Output share

0%

Tokens generated as output

Higher than 28% of developers

Parallel tools

0%

Days with 2+ tools · 0.0 avg/day

Models per active day

2.1

Distinct models used each day

Daily cost variation

1.3

Coefficient of variation; lower is steadier

Active days in span

75%

First to last active day

Tier progress$459 to ◆ FLAME
Ember
◆ Flame

Activity

NovDecJanFebMarAprMayJunJulAugSepOct
MonWedFri
36 active days in the last year
LessMore

Token breakdown

Input473.7K
Output1.2M
Cache read713.2M
Cache creation41.3M

Usage insights

Most expensive day$87.31
Average daily cost$15.05
Total days tracked36 days
Last updatedMar 10, 2026

Most active days

by spend
Mon
$39.72
Tue
$153.24
Wed
$32.73
Thu
$37.47
Fri
$56.01
Sat
$79.58
Sun
$143.19

Monthly API-equivalent

last 3 months
Jan '26
Mar '26

Models

by days used
claude-haiku-4-529d · 38%
claude-opus-4-625d · 33%
claude-opus-4-510d · 13%
claude-sonnet-4-67d · 9%
claude-sonnet-4-55d · 7%

Cost split per model appears after the next npx viberank-cli submission.

Monthly Wrapped

A shareable recap of a month on the board — spend, tokens, streak, and rank among that month's active developers.

README badge

viberank rank for haifengkao[![viberank](https://www.viberank.app/api/badge/haifengkao)](https://www.viberank.app/profile/haifengkao)

Also ?metric=cost and ?metric=tokens.