---
title: "zhang yong (@zhang-yong)"
description: "Rank #1943 of 2498 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/zhang-yong
last-updated: 2026-10-26
---

# zhang yong (@zhang-yong)

Rank #1943 of 2498 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/zhang-yong

## Standing

- Rank: #1943 of 2498
- Tier: Button pusher
- Tokens: 2.87B all time
- Cost: $2300.43 API-equivalent
- Sessions: 222
- Tracking: 2026-08-05 to 2026-09-16

## 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 3 axes, measured over the trailing 30 days.

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 1.0 | 3.1 | no | agents running at once |
| depth | 9.8M | 10.4M | no | tokens per session |
| sustain | 26 | 17 | yes | active days in the last 30 |

## Achievements

- **whole-task** (level 1 of 3) at 2.5M, earned 2026-09-07

## Milestones

- sessions: 100
- spend: 1.0K
- tokens: 1.00B

## Contributions

- Active days in the last year: 37
- Busiest day: 2026-08-28 at 263.7M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-4-8 | 1.87B | $1468.48 |
| claude | claude-opus-5 | 614.9M | $449.22 |
| codex | gpt-5.6-sol | 259.1M | $212.25 |
| codex | gpt-6-astra | 116.5M | $169.27 |
| codex | gpt-5.6-luna | 7.0M | $0.31 |
| codex | gpt-5.5 | 1.5M | $0.90 |

## Token breakdown

- Uncached input: 16.6M
- Cached input: 2.80B
- Cache write 5m: 0
- Cache write 1h: 44.4M
- Output: 11.8M
- Reasoning output: 5.4M

Published voluntarily by the account holder. Source: https://paradev.com/zhang-yong