---
title: "Bartosz Rosiak (@rosiu)"
description: "Rank #949 of 1122 on the Superset leaderboard, tier 1."
canonical: https://superset.sh/rosiu
last-updated: 2026-09-07
---

# Bartosz Rosiak (@rosiu)

Rank #949 of 1122 on the Superset leaderboard, tier 1.

URL: https://superset.sh/rosiu

## Standing

- Rank: #949 of 1122
- Tier: Button pusher
- Tokens: 786.0M all time
- Cost: $478.71 API-equivalent
- Sessions: 106
- Tracking: 2026-08-08 to 2026-09-06

## 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 | 3.0 | 3.1 | no | agents running at once |
| depth | 8.9M | 10.4M | no | tokens per session |
| sustain | 9 | 17 | no | active days in the last 30 |
| cost | $434.27 | <= $315.60 | no | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 1 of 3) at $750, earned 2026-09-07
- **ship-it** (level 1 of 4) at 1, earned 2026-09-07
- **whole-task** (level 1 of 3) at 2.5M, earned 2026-09-07

## Milestones

- sessions: 100
- spend: 100
- tokens: 100.0M

## Contributions

- Active days in the last year: 10
- Busiest day: 2026-08-11 at 208.6M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5 | 354.8M | $249.66 |
| codex | gpt-5.6-sol | 263.2M | $182.97 |
| codex | codex-auto-review | 55.7M | $2.38 |
| codex | gpt-5.6-terra | 52.7M | $16.54 |
| claude | claude-sonnet-5 | 48.6M | $23.39 |
| codex | gpt-5.4-mini | 11.1M | $3.77 |

## Token breakdown

- Uncached input: 18.3M
- Cached input: 757.9M
- Cache write 5m: 3.2M
- Cache write 1h: 3.9M
- Output: 2.7M
- Reasoning output: 524.1K

Published voluntarily by the account holder. Source: https://superset.sh/rosiu