---
title: "Wonkyung Lee (@builder-kim)"
description: "Rank #1141 of 2502 on the Paradev leaderboard, tier 2."
canonical: https://paradev.com/builder-kim
last-updated: 2026-10-26
---

# Wonkyung Lee (@builder-kim)

Rank #1141 of 2502 on the Paradev leaderboard, tier 2.

URL: https://paradev.com/builder-kim

## Standing

- Rank: #1141 of 2502
- Tier: Operator
- Tokens: 11.52B all time
- Cost: $9831.99 API-equivalent
- Sessions: 1317
- Tracking: 2026-08-26 to 2026-10-26

## How this tier was reached

Tier is a weighted score across the axes measured for you, so a strong axis offsets a weak one. Plant Manager needs a higher combined score, and cost also caps the tier on its own.
Scored on 5 axes, measured over the trailing 30 days.

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 1.0 | 5.5 | no | agents running at once |
| depth | 6.8M | 23.3M | no | tokens per session |
| output | 29.0 | 6.0 | yes | agent PRs merged per week |
| sustain | 30 | 24 | yes | active days in the last 30 |
| cost | $19.85 | <= $104.48 | yes | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 3 of 3) at $100, earned 2026-09-24
- **run-01**, earned 2026-09-24
- **ship-it** (level 2 of 4) at 10, earned 2026-09-24
- **thirty** (level 1 of 3) at 30, earned 2026-09-24
- **two-hands** (level 1 of 3) at 10, earned 2026-09-24
- **whole-task** (level 2 of 3) at 10.0M, earned 2026-09-24

## Milestones

- sessions: 500
- spend: 1.0K
- tokens: 1.00B

## Contributions

- Active days in the last year: 62
- Busiest day: 2026-09-13 at 763.5M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 3.50B | $1611.13 |
| claude | claude-fable-5-1 | 3.01B | $2701.19 |
| claude | claude-opus-5 | 1.98B | $1969.29 |
| claude | claude-fable-5 | 1.14B | $1743.83 |
| codex | gpt-6-astra | 852.4M | $1279.68 |
| codex | gpt-5.6-sol | 638.6M | $397.48 |
| codex | gpt-6.1-sol | 179.8M | $47.51 |
| claude | claude-sonnet-5 | 164.9M | $62.87 |

## Token breakdown

- Uncached input: 68.4M
- Cached input: 11.12B
- Cache write 5m: 50.2M
- Cache write 1h: 243.1M
- Output: 34.3M
- Reasoning output: 7.5M

Published voluntarily by the account holder. Source: https://paradev.com/builder-kim