---
title: "Berk Demir (@tibo)"
description: "Rank #55 of 2504 on the Paradev leaderboard, tier 2."
canonical: https://paradev.com/tibo
last-updated: 2026-10-26
---

# Berk Demir (@tibo)

Rank #55 of 2504 on the Paradev leaderboard, tier 2.

URL: https://paradev.com/tibo

## Standing

- Rank: #55 of 2504
- Tier: Operator
- Tokens: 128.03B all time
- Cost: $67723.96 API-equivalent
- Sessions: 9385
- Tracking: 2026-08-17 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 | 7.0 | 5.5 | yes | agents running at once |
| depth | 12.4M | 23.3M | no | tokens per session |
| output | 14.5 | 6.0 | yes | agent PRs merged per week |
| sustain | 30 | 24 | yes | active days in the last 30 |
| cost | $418.83 | <= $104.48 | no | USD per merged PR, lower is better |

## Achievements

- **plant-floor** (level 1 of 3) at 10, earned 2026-09-15
- **run-01**, earned 2026-09-15
- **thirty** (level 1 of 3) at 30, earned 2026-09-15
- **two-hands** (level 1 of 3) at 10, earned 2026-09-15
- **whole-task** (level 2 of 3) at 10.0M, earned 2026-09-15

## Milestones

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

## Contributions

- Active days in the last year: 69
- Busiest day: 2026-10-12 at 6.57B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 67.68B | $30615.10 |
| codex | gpt-5.6-sol | 20.60B | $10552.06 |
| claude | claude-opus-5 | 11.41B | $7894.69 |
| codex | gpt-6.1-sol | 11.28B | $2889.34 |
| codex | gpt-6-astra | 5.82B | $8086.91 |
| claude | claude-fable-5-1 | 3.94B | $2322.05 |
| claude | claude-fable-5 | 3.09B | $4432.92 |
| claude | claude-sonnet-5 | 1.01B | $253.35 |

## Token breakdown

- Uncached input: 1.04B
- Cached input: 124.98B
- Cache write 5m: 693.7M
- Cache write 1h: 936.3M
- Output: 380.0M
- Reasoning output: 166.5M

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