---
title: "ZhaoJiSen (@aaron)"
description: "Rank #2103 of 2498 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/aaron
last-updated: 2026-10-26
---

# ZhaoJiSen (@aaron)

Rank #2103 of 2498 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/aaron

## Standing

- Rank: #2103 of 2498
- Tier: Button pusher
- Tokens: 1.71B all time
- Cost: $1002.98 API-equivalent
- Sessions: 184
- Tracking: 2026-08-10 to 2026-09-08

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

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 1.0 | 3.1 | no | agents running at once |
| depth | 7.4M | 10.4M | no | tokens per session |
| sustain | 22 | 17 | yes | active days in the last 30 |
| cost | $1002.81 | <= $315.60 | no | USD per merged PR, lower is better |

## Achievements

- **ship-it** (level 1 of 4) at 1, earned 2026-09-08
- **whole-task** (level 2 of 3) at 10.0M, earned 2026-09-08

## Milestones

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

## Contributions

- Active days in the last year: 23
- Busiest day: 2026-09-01 at 308.7M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| pi | grok-4.6 | 1.22B | $732.64 |
| pi | gpt-5.6-terra | 169.7M | $52.34 |
| codex | gpt-5.6-sol | 164.9M | $96.23 |
| pi | gpt-5.6-sol | 138.5M | $114.08 |
| codex | gpt-5.6-terra | 7.3M | $2.82 |
| codex | gpt-5.4-mini | 3.6M | $1.09 |
| grok | grok-4.6 | 1.8M | $1.16 |
| claude | claude-opus-5 | 1.1M | $2.63 |

## Token breakdown

- Uncached input: 80.4M
- Cached input: 1.62B
- Cache write 5m: 206.7K
- Cache write 1h: 0
- Output: 7.6M
- Reasoning output: 218.5K

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