---
title: "Juan David (@kaori)"
description: "Rank #1310 of 2498 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/kaori
last-updated: 2026-10-26
---

# Juan David (@kaori)

Rank #1310 of 2498 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/kaori

## Standing

- Rank: #1310 of 2498
- Tier: Button pusher
- Tokens: 8.87B all time
- Cost: $4394.44 API-equivalent
- Sessions: 1303
- Tracking: 2026-09-11 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 3 axes, measured over the trailing 30 days.

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 2.0 | 3.1 | no | agents running at once |
| depth | 5.7M | 10.4M | no | tokens per session |
| sustain | 25 | 17 | yes | active days in the last 30 |

## Achievements

- **two-hands** (level 1 of 3) at 10, earned 2026-10-15
- **whole-task** (level 1 of 3) at 2.5M, earned 2026-10-15

## Milestones

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

## Contributions

- Active days in the last year: 37
- Busiest day: 2026-10-21 at 1.10B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 6.49B | $2696.85 |
| claude | claude-opus-5 | 1.30B | $1087.71 |
| claude | claude-sonnet-5-5 | 761.2M | $239.30 |
| claude | claude-fable-5-1 | 259.1M | $325.91 |
| claude | claude-sonnet-5 | 42.1M | $13.95 |
| opencode | gpt-6-astra | 15.6M | $28.69 |
| claude | claude-haiku-5-5 | 2.1M | $0.85 |
| opencode | gpt-5.5 | 1.8M | $0.82 |

## Token breakdown

- Uncached input: 1.3M
- Cached input: 8.60B
- Cache write 5m: 170.8M
- Cache write 1h: 51.3M
- Output: 42.3M
- Reasoning output: 12.7M

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