---
title: "karl@the-revenue-architects.com (@karolus)"
description: "Rank #1308 of 2498 on the Paradev leaderboard, tier 2."
canonical: https://paradev.com/karolus
last-updated: 2026-10-26
---

# karl@the-revenue-architects.com (@karolus)

Rank #1308 of 2498 on the Paradev leaderboard, tier 2.

URL: https://paradev.com/karolus

## Standing

- Rank: #1308 of 2498
- Tier: Operator
- Tokens: 8.90B all time
- Cost: $4232.32 API-equivalent
- Sessions: 1180
- Tracking: 2026-08-26 to 2026-10-26

## Links

- X: https://x.com/Kaarolus

## 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 | 2.0 | 5.5 | no | agents running at once |
| depth | 9.2M | 23.3M | no | tokens per session |
| output | 5.0 | 6.0 | no | agent PRs merged per week |
| sustain | 26 | 24 | yes | active days in the last 30 |
| cost | $161.16 | <= $104.48 | no | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 3 of 3) at $100, earned 2026-09-07
- **ship-it** (level 1 of 4) at 1, earned 2026-09-07

## Milestones

- spend: 100
- tokens: 100.0M

## Contributions

- Active days in the last year: 51
- Busiest day: 2026-10-01 at 687.2M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 7.87B | $3367.81 |
| claude | claude-opus-4-6 | 814.6M | $761.99 |
| claude | claude-haiku-4-5-20251001 | 121.5M | $27.42 |
| claude | claude-sonnet-5-5 | 46.0M | $30.83 |
| codex | gpt-6-astra | 18.5M | $31.72 |
| muse | muse-wonder-full-1.0 | 10.6M | $0.08 |
| claude | claude-haiku-5-5 | 10.5M | $4.22 |
| codex | gpt-5.6-sol | 5.1M | $5.39 |

## Token breakdown

- Uncached input: 3.3M
- Cached input: 8.65B
- Cache write 5m: 114.0M
- Cache write 1h: 100.0M
- Output: 37.0M
- Reasoning output: 14.1M

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