---
title: "Rostislav Wolný (@costasovo)"
description: "Rank #767 of 1136 on the Superset leaderboard, tier 1."
canonical: https://superset.sh/costasovo
last-updated: 2026-09-07
---

# Rostislav Wolný (@costasovo)

Rank #767 of 1136 on the Superset leaderboard, tier 1.

URL: https://superset.sh/costasovo

## Standing

- Rank: #767 of 1136
- Tier: Button pusher
- Tokens: 2.33B all time
- Cost: $3238.41 API-equivalent
- Sessions: 293
- Tracking: 2026-07-29 to 2026-09-07

## 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 | 3.6M | 10.4M | no | tokens per session |
| output | 10.0 | 2.1 | yes | agent PRs merged per week |
| sustain | 15 | 17 | no | active days in the last 30 |
| cost | $49.98 | <= $315.60 | yes | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 3 of 3) at $100, earned 2026-09-07
- **ship-it** (level 2 of 4) at 10, earned 2026-09-07
- **whole-task** (level 1 of 3) at 2.5M, earned 2026-09-07

## Milestones

- sessions: 100
- spend: 1.0K
- tokens: 1.00B

## Contributions

- Active days in the last year: 24
- Busiest day: 2026-08-20 at 222.0M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-fable-5 | 1.69B | $2634.63 |
| claude | claude-opus-5 | 386.6M | $332.01 |
| claude | claude-opus-4-8 | 179.9M | $151.86 |
| claude | claude-fable-5-1 | 43.0M | $106.54 |
| claude | claude-haiku-4-5-20251001 | 21.4M | $7.58 |
| codex | gpt-5.6-sol | 7.3M | $5.79 |

## Token breakdown

- Uncached input: 487.6K
- Cached input: 2.26B
- Cache write 5m: 6.4M
- Cache write 1h: 55.4M
- Output: 6.9M
- Reasoning output: 1.8M

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