---
title: "Fredrik Lange (@flange)"
description: "Rank #1753 of 2498 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/flange
last-updated: 2026-10-26
---

# Fredrik Lange (@flange)

Rank #1753 of 2498 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/flange

## Standing

- Rank: #1753 of 2498
- Tier: Button pusher
- Tokens: 4.28B all time
- Cost: $3317.69 API-equivalent
- Sessions: 420
- Tracking: 2026-08-10 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. Operator 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 | 1.0 | 3.1 | no | agents running at once |
| depth | 9.4M | 10.4M | no | tokens per session |
| output | 2.0 | 2.1 | no | agent PRs merged per week |
| sustain | 24 | 17 | yes | active days in the last 30 |
| cost | $192.21 | <= $315.60 | yes | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 2 of 3) at $300, 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: 44
- Busiest day: 2026-09-26 at 616.9M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 3.67B | $3041.25 |
| claude | claude-sonnet-5 | 588.5M | $236.16 |
| claude | claude-opus-4-8 | 7.8M | $20.85 |
| claude | claude-fable-5 | 7.5M | $16.73 |
| opencode | qwen/qwen3.8-27b | 1.3M | $0.27 |
| claude | claude-opus-5 | 1.1M | $1.69 |
| claude | claude-haiku-4-5-20251001 | 588.6K | $0.68 |
| claude | claude-haiku-5-5 | 81.9K | $0.06 |

## Token breakdown

- Uncached input: 1.4M
- Cached input: 4.12B
- Cache write 5m: 85.8M
- Cache write 1h: 61.3M
- Output: 15.1M
- Reasoning output: 4.3M

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