---
title: "Yuki Shichiku (@yuki-shichiku)"
description: "Rank #993 of 2498 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/yuki-shichiku
last-updated: 2026-10-26
---

# Yuki Shichiku (@yuki-shichiku)

Rank #993 of 2498 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/yuki-shichiku

## Standing

- Rank: #993 of 2498
- Tier: Button pusher
- Tokens: 14.32B all time
- Cost: $8748.01 API-equivalent
- Sessions: 2617
- Tracking: 2026-08-10 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 | 3.0 | 3.1 | no | agents running at once |
| depth | 3.5M | 10.4M | no | tokens per session |
| output | 1.0 | 2.1 | no | agent PRs merged per week |
| sustain | 21 | 17 | yes | active days in the last 30 |
| cost | $697.08 | <= $315.60 | no | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 1 of 3) at $750, earned 2026-09-08
- **ship-it** (level 1 of 4) at 1, earned 2026-09-08
- **whole-task** (level 1 of 3) at 2.5M, earned 2026-09-08

## Milestones

- spend: 100
- tokens: 100.0M

## Contributions

- Active days in the last year: 38
- Busiest day: 2026-10-21 at 2.89B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 5.00B | $3201.43 |
| claude | claude-sonnet-5-5 | 4.75B | $1661.38 |
| claude | claude-sonnet-5 | 2.03B | $558.21 |
| codex | gpt-6-astra | 1.11B | $2073.72 |
| claude | claude-opus-5 | 923.4M | $755.25 |
| claude | claude-fable-5-1 | 304.2M | $324.06 |
| codex | gpt-5.6-sol | 103.0M | $77.53 |
| claude | claude-opus-4-8 | 85.7M | $94.89 |

## Token breakdown

- Uncached input: 88.8M
- Cached input: 13.81B
- Cache write 5m: 264.0M
- Cache write 1h: 81.0M
- Output: 81.6M
- Reasoning output: 35.0M

Published voluntarily by the account holder. Source: https://paradev.com/yuki-shichiku