---
title: "Sun, Jeffery (@jsun)"
description: "Rank #1300 of 2501 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/jsun
last-updated: 2026-10-26
---

# Sun, Jeffery (@jsun)

Rank #1300 of 2501 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/jsun

## Standing

- Rank: #1300 of 2501
- Tier: Button pusher
- Tokens: 9.04B all time
- Cost: $5132.80 API-equivalent
- Sessions: 1389
- Tracking: 2026-08-27 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. 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 | 1.0 | 3.1 | no | agents running at once |
| depth | 4.3M | 10.4M | no | tokens per session |
| output | 4.0 | 2.1 | yes | agent PRs merged per week |
| sustain | 30 | 17 | yes | active days in the last 30 |
| cost | $68.17 | <= $315.60 | yes | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 1 of 3) at $750, earned 2026-10-01
- **ship-it** (level 2 of 4) at 10, earned 2026-10-01
- **thirty** (level 1 of 3) at 30, earned 2026-10-01
- **two-hands** (level 1 of 3) at 10, earned 2026-10-01
- **whole-task** (level 1 of 3) at 2.5M, earned 2026-10-01

## Milestones

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

## Contributions

- Active days in the last year: 61
- Busiest day: 2026-09-04 at 555.9M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5 | 3.52B | $2659.75 |
| claude | claude-opus-5-5 | 3.05B | $1320.35 |
| claude | claude-sonnet-5 | 1.94B | $636.01 |
| claude | claude-fable-5-1 | 361.4M | $442.61 |
| claude | claude-haiku-4-5-20251001 | 55.8M | $19.20 |
| claude | claude-sonnet-5-5 | 40.4M | $20.75 |
| codex | gpt-6.1-sol | 38.8M | $13.36 |
| codex | gpt-5.6-sol | 18.4M | $12.94 |

## Token breakdown

- Uncached input: 4.7M
- Cached input: 8.81B
- Cache write 5m: 10.6K
- Cache write 1h: 186.5M
- Output: 37.1M
- Reasoning output: 12.9M

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