---
title: "Eric Chung (@chung)"
description: "Rank #2266 of 2504 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/chung
last-updated: 2026-10-26
---

# Eric Chung (@chung)

Rank #2266 of 2504 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/chung

## Standing

- Rank: #2266 of 2504
- Tier: Button pusher
- Tokens: 797.3M all time
- Cost: $262.75 API-equivalent
- Sessions: 267
- Tracking: 2026-09-27 to 2026-10-06

## How this tier was reached

Tier is a weighted score across the axes measured for you, so a strong axis offsets a weak one. Operator 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 | 2.0 | 3.1 | no | agents running at once |
| depth | 3.1M | 10.4M | no | tokens per session |
| output | 1.0 | 2.1 | no | agent PRs merged per week |
| sustain | 10 | 17 | no | active days in the last 30 |
| cost | $131.37 | <= $315.60 | yes | USD per merged PR, lower is better |

## Contributions

- Active days in the last year: 10
- Busiest day: 2026-09-29 at 217.7M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-sonnet-5 | 529.6M | $163.76 |
| claude | claude-opus-5-5 | 105.3M | $67.65 |
| claude | claude-sonnet-5-5 | 79.7M | $27.05 |
| opencode | gpt-5.6-luna | 79.3M | $3.01 |
| codex | gpt-5.6-luna | 1.9M | $0.09 |
| claude | claude-haiku-4-5-20251001 | 1.5M | $1.19 |

## Token breakdown

- Uncached input: 352.3K
- Cached input: 774.6M
- Cache write 5m: 5.8M
- Cache write 1h: 11.8M
- Output: 4.7M
- Reasoning output: 2.1M

Published voluntarily by the account holder. Source: https://paradev.com/chung