---
title: "Cem Pehlivan (@cemphlvn)"
description: "Rank #880 of 2502 on the Paradev leaderboard, tier 2."
canonical: https://paradev.com/cemphlvn
last-updated: 2026-10-26
---

# Cem Pehlivan (@cemphlvn)

Rank #880 of 2502 on the Paradev leaderboard, tier 2.

URL: https://paradev.com/cemphlvn

## Standing

- Rank: #880 of 2502
- Tier: Operator
- Tokens: 17.00B all time
- Cost: $15478.27 API-equivalent
- Sessions: 1431
- Tracking: 2026-08-02 to 2026-09-22

## 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 3 axes, measured over the trailing 30 days.

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 2.0 | 5.5 | no | agents running at once |
| depth | 14.4M | 23.3M | no | tokens per session |
| sustain | 29 | 24 | yes | active days in the last 30 |

## Achievements

- **two-hands** (level 1 of 3) at 10, earned 2026-09-07
- **whole-task** (level 1 of 3) at 2.5M, earned 2026-09-07

## Milestones

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

## Contributions

- Active days in the last year: 47
- Busiest day: 2026-09-15 at 1.08B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5 | 8.72B | $6188.19 |
| claude | claude-fable-5 | 3.47B | $5348.46 |
| claude | claude-fable-5-1 | 2.30B | $2567.44 |
| claude | claude-sonnet-5 | 1.99B | $914.41 |
| claude | claude-opus-4-8 | 269.1M | $250.64 |
| codex | gpt-5.6-sol | 240.1M | $187.14 |
| codex | gpt-6-astra | 9.7M | $17.80 |
| claude | claude-haiku-4-5-20251001 | 8.3M | $2.90 |

## Token breakdown

- Uncached input: 9.5M
- Cached input: 16.57B
- Cache write 5m: 155.3M
- Cache write 1h: 202.0M
- Output: 69.3M
- Reasoning output: 22.6M

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