---
title: "Gustavo Machado (@thecodexumbra)"
description: "Rank #2091 of 2498 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/thecodexumbra
last-updated: 2026-10-26
---

# Gustavo Machado (@thecodexumbra)

Rank #2091 of 2498 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/thecodexumbra

## Standing

- Rank: #2091 of 2498
- Tier: Button pusher
- Tokens: 1.78B all time
- Cost: $265.59 API-equivalent
- Sessions: 105
- Tracking: 2026-09-11 to 2026-09-25

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

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 1.0 | 3.1 | no | agents running at once |
| depth | 15.9M | 10.4M | yes | tokens per session |
| sustain | 11 | 17 | no | active days in the last 30 |
| cost | $44.26 | <= $315.60 | yes | USD per merged PR, lower is better |

## Contributions

- Active days in the last year: 11
- Busiest day: 2026-09-14 at 543.0M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| codex | gpt-5.6-luna | 1.33B | $39.38 |
| claude | claude-sonnet-5 | 222.4M | $68.11 |
| claude | claude-opus-5 | 185.3M | $127.52 |
| claude | claude-opus-4-8 | 21.2M | $15.58 |
| codex | gpt-5.6-sol | 18.7M | $11.64 |
| codex | gpt-6-luna | 1.3M | $0.05 |
| codex | gpt-6-astra | 1.1M | $3.22 |
| claude | claude-haiku-4-5-20251001 | 105.8K | $0.09 |

## Token breakdown

- Uncached input: 34.0M
- Cached input: 1.74B
- Cache write 5m: 0
- Cache write 1h: 6.0M
- Output: 7.5M
- Reasoning output: 3.7M

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