---
title: "Andrei Karalkou (@none)"
description: "Rank #510 of 2498 on the Paradev leaderboard, tier 2."
canonical: https://paradev.com/none
last-updated: 2026-10-26
---

# Andrei Karalkou (@none)

Rank #510 of 2498 on the Paradev leaderboard, tier 2.

URL: https://paradev.com/none

## Standing

- Rank: #510 of 2498
- Tier: Operator
- Tokens: 31.86B all time
- Cost: $13915.63 API-equivalent
- Sessions: 4958
- Tracking: 2026-08-15 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. 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 | 3.0 | 5.5 | no | agents running at once |
| depth | 7.3M | 23.3M | no | tokens per session |
| output | 16.0 | 6.0 | yes | agent PRs merged per week |
| sustain | 30 | 24 | yes | active days in the last 30 |
| cost | $109.10 | <= $104.48 | no | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 2 of 3) at $300, earned 2026-10-21
- **plant-floor** (level 1 of 3) at 10, earned 2026-10-21
- **ship-it** (level 3 of 4) at 100, earned 2026-10-21
- **thirty** (level 1 of 3) at 30, earned 2026-10-21
- **two-hands** (level 1 of 3) at 10, earned 2026-10-21
- **whole-task** (level 1 of 3) at 2.5M, earned 2026-10-21

## Milestones

- sessions: 1.0K
- spend: 10.0K
- tokens: 10.00B

## Contributions

- Active days in the last year: 72
- Busiest day: 2026-10-05 at 4.57B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 26.63B | $9805.02 |
| codex | gpt-6.1-sol | 2.24B | $507.75 |
| codex | gpt-6-astra | 1.72B | $2622.72 |
| codex | gpt-6-sol | 482.3M | $137.74 |
| claude | claude-fable-5-1 | 333.2M | $284.28 |
| claude | claude-opus-5 | 145.0M | $112.52 |
| claude | claude-sonnet-5-5 | 144.7M | $45.44 |
| claude | claude-opus-4-7 | 98.6M | $152.18 |

## Token breakdown

- Uncached input: 151.9M
- Cached input: 31.06B
- Cache write 5m: 211.1M
- Cache write 1h: 346.0M
- Output: 91.0M
- Reasoning output: 37.1M

Published voluntarily by the account holder. Source: https://paradev.com/none