---
title: "Léo Serra (@leeoseerra)"
description: "Rank #2330 of 2498 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/leeoseerra
last-updated: 2026-10-26
---

# Léo Serra (@leeoseerra)

Rank #2330 of 2498 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/leeoseerra

## Standing

- Rank: #2330 of 2498
- Tier: Button pusher
- Tokens: 468.7M all time
- Cost: $464.70 API-equivalent
- Sessions: 140
- Tracking: 2026-08-20 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 4 axes, measured over the trailing 30 days.

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 1.0 | 3.1 | no | agents running at once |
| depth | 2.6M | 10.4M | no | tokens per session |
| sustain | 20 | 17 | yes | active days in the last 30 |
| cost | $119.61 | <= $315.60 | yes | USD per merged PR, lower is better |

## Milestones

- tokens: 10.0M

## Contributions

- Active days in the last year: 54
- Busiest day: 2026-09-13 at 95.1M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| codex | gpt-6-astra | 151.3M | $261.98 |
| claude | claude-sonnet-5 | 133.4M | $42.12 |
| codex | gpt-5.6-sol | 76.9M | $81.14 |
| claude | claude-opus-5 | 69.6M | $63.15 |
| claude | claude-sonnet-5-5 | 23.8M | $10.33 |
| codex | gpt-6.1-sol | 13.6M | $5.94 |
| claude | claude-haiku-5-5 | 54.7K | $0.05 |
| codex | unknown | 0 | $0.00 |

## Token breakdown

- Uncached input: 21.5M
- Cached input: 439.1M
- Cache write 5m: 940.9K
- Cache write 1h: 5.1M
- Output: 2.1M
- Reasoning output: 589.8K

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