---
title: "Jeff Landen (@lifeofajeff)"
description: "Rank #472 of 2499 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/lifeofajeff
last-updated: 2026-10-26
---

# Jeff Landen (@lifeofajeff)

Rank #472 of 2499 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/lifeofajeff

## Standing

- Rank: #472 of 2499
- Tier: Button pusher
- Tokens: 34.51B all time
- Cost: $18712.68 API-equivalent
- Sessions: 1868
- Tracking: 2026-08-31 to 2026-10-05

## 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 | 2.0 | 3.1 | no | agents running at once |
| depth | 21.0M | 10.4M | yes | tokens per session |
| sustain | 30 | 17 | yes | active days in the last 30 |
| cost | $986.29 | <= $315.60 | no | USD per merged PR, lower is better |

## Achievements

- **run-01**, earned 2026-09-28
- **two-hands** (level 1 of 3) at 10, earned 2026-09-28
- **whole-task** (level 2 of 3) at 10.0M, earned 2026-09-28

## Milestones

- sessions: 1.0K
- spend: 10.0K
- tokens: 10.00B

## Contributions

- Active days in the last year: 36
- Busiest day: 2026-09-07 at 3.12B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5 | 13.16B | $8771.18 |
| claude | claude-opus-5-5 | 9.97B | $5459.92 |
| codex | gpt-6.1-sol | 3.42B | $537.93 |
| devin | swe-2-max | 2.52B | $65.29 |
| claude | claude-fable-5-1 | 1.96B | $1565.19 |
| codex | gpt-6-astra | 1.33B | $1775.56 |
| codex | gpt-6-sol | 642.8M | $144.04 |
| claude | claude-sonnet-5 | 233.6M | $72.91 |

## Token breakdown

- Uncached input: 302.4M
- Cached input: 33.65B
- Cache write 5m: 263.2M
- Cache write 1h: 180.3M
- Output: 114.3M
- Reasoning output: 31.4M

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