---
title: "Leo (@leolem)"
description: "Rank #293 of 2498 on the Paradev leaderboard, tier 2."
canonical: https://paradev.com/leolem
last-updated: 2026-10-26
---

# Leo (@leolem)

Rank #293 of 2498 on the Paradev leaderboard, tier 2.

URL: https://paradev.com/leolem

## Standing

- Rank: #293 of 2498
- Tier: Operator
- Tokens: 51.83B all time
- Cost: $15710.27 API-equivalent
- Sessions: 5059
- Tracking: 2026-09-03 to 2026-10-26

## Bio

> I build usable software and the systems around it: backend services, infrastructure, delivery workflows, and production operations.

## Links

- Site: https://leolem.dev/

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

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 2.0 | 5.5 | no | agents running at once |
| depth | 9.4M | 23.3M | no | tokens per session |
| output | 24.5 | 6.0 | yes | agent PRs merged per week |
| sustain | 30 | 24 | yes | active days in the last 30 |
| cost | $105.76 | <= $104.48 | no | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 2 of 3) at $300, earned 2026-09-24
- **ship-it** (level 1 of 4) at 1, earned 2026-09-24
- **whole-task** (level 2 of 3) at 10.0M, earned 2026-09-24

## Milestones

- sessions: 100
- spend: 1.0K
- tokens: 1.00B

## Contributions

- Active days in the last year: 50
- Busiest day: 2026-09-30 at 4.08B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 15.89B | $5615.18 |
| codex | gpt-6-luna | 8.82B | $120.35 |
| claude | claude-sonnet-5 | 8.39B | $2378.98 |
| claude | claude-fable-5-1 | 8.36B | $4084.50 |
| claude | claude-sonnet-5-5 | 5.38B | $1830.96 |
| claude | claude-haiku-5-5 | 1.98B | $298.86 |
| claude | claude-opus-5 | 1.61B | $1156.48 |
| codex | gpt-6.1-sol | 1.31B | $204.99 |

## Token breakdown

- Uncached input: 212.4M
- Cached input: 50.77B
- Cache write 5m: 476.7M
- Cache write 1h: 193.2M
- Output: 180.5M
- Reasoning output: 75.0M

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