---
title: "Alper Kayan (@alper-kayan)"
description: "Rank #776 of 2501 on the Paradev leaderboard, tier 2."
canonical: https://paradev.com/alper-kayan
last-updated: 2026-10-26
---

# Alper Kayan (@alper-kayan)

Rank #776 of 2501 on the Paradev leaderboard, tier 2.

URL: https://paradev.com/alper-kayan

## Standing

- Rank: #776 of 2501
- Tier: Operator
- Tokens: 19.87B all time
- Cost: $9685.02 API-equivalent
- Sessions: 541
- Tracking: 2026-07-31 to 2026-10-18

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

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 1.0 | 5.5 | no | agents running at once |
| depth | 31.5M | 23.3M | yes | tokens per session |
| sustain | 30 | 24 | yes | active days in the last 30 |
| cost | $116.06 | <= $104.48 | no | USD per merged PR, lower is better |

## Achievements

- **run-01**, earned 2026-09-29
- **whole-task** (level 3 of 3) at 40.0M, earned 2026-09-29

## Milestones

- sessions: 100
- spend: 1.0K
- tokens: 10.00B

## Contributions

- Active days in the last year: 77
- Busiest day: 2026-10-17 at 1.04B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5 | 10.90B | $7214.66 |
| claude | claude-opus-5-5 | 6.20B | $2260.51 |
| opencode | deepseek-ai/DeepSeek-V4.1-Flash | 2.29B | $32.48 |
| opencode | deepseek/deepseek-v4.1-flash | 236.8M | $3.98 |
| claude | claude-fable-5-1 | 187.6M | $151.79 |
| claude | claude-sonnet-5 | 38.1M | $12.14 |
| codex | gpt-5.6-terra | 5.6M | $2.24 |
| claude | claude-haiku-5-5 | 4.2M | $1.29 |

## Token breakdown

- Uncached input: 82.1M
- Cached input: 19.50B
- Cache write 5m: 69.2M
- Cache write 1h: 181.8M
- Output: 42.8M
- Reasoning output: 12.0M

Published voluntarily by the account holder. Source: https://paradev.com/alper-kayan