---
title: "Jarron Aizen (@jaizen)"
description: "Rank #79 of 2498 on the Paradev leaderboard, tier 2."
canonical: https://paradev.com/jaizen
last-updated: 2026-10-26
---

# Jarron Aizen (@jaizen)

Rank #79 of 2498 on the Paradev leaderboard, tier 2.

URL: https://paradev.com/jaizen

## Standing

- Rank: #79 of 2498
- Tier: Operator
- Tokens: 103.86B all time
- Cost: $61543.71 API-equivalent
- Sessions: 7241
- Tracking: 2026-07-29 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 | 4.0 | 5.5 | no | agents running at once |
| depth | 12.7M | 23.3M | no | tokens per session |
| output | 33.5 | 6.0 | yes | agent PRs merged per week |
| sustain | 30 | 24 | yes | active days in the last 30 |
| cost | $163.48 | <= $104.48 | no | USD per merged PR, lower is better |

## Achievements

- **day-one**, earned 2026-09-07
- **plant-floor** (level 1 of 3) at 10, earned 2026-09-07
- **ship-it** (level 2 of 4) at 10, earned 2026-09-07
- **thirty** (level 1 of 3) at 30, earned 2026-09-07
- **two-hands** (level 2 of 3) at 30, earned 2026-09-07
- **whole-task** (level 2 of 3) at 10.0M, earned 2026-09-07

## Milestones

- sessions: 1.0K
- spend: 10.0K
- tokens: 10.00B

## Contributions

- Active days in the last year: 89
- Busiest day: 2026-09-16 at 5.26B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 57.16B | $23852.96 |
| claude | claude-opus-5 | 33.42B | $22842.41 |
| claude | claude-fable-5-1 | 5.49B | $6129.38 |
| claude | claude-fable-5 | 3.84B | $6195.19 |
| claude | claude-opus-4-8 | 2.52B | $1928.61 |
| claude | claude-sonnet-5-5 | 1.09B | $269.03 |
| codex | gpt-5.6-sol | 165.2M | $97.53 |
| codex | gpt-6-astra | 133.2M | $214.26 |

## Token breakdown

- Uncached input: 15.2M
- Cached input: 101.75B
- Cache write 5m: 444.0M
- Cache write 1h: 1.38B
- Output: 273.5M
- Reasoning output: 60.6M

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