---
title: "Eric Wan (@one)"
description: "Rank #1082 of 2498 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/one
last-updated: 2026-10-26
---

# Eric Wan (@one)

Rank #1082 of 2498 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/one

## Standing

- Rank: #1082 of 2498
- Tier: Button pusher
- Tokens: 12.61B all time
- Cost: $6099.23 API-equivalent
- Sessions: 1201
- Tracking: 2026-07-29 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 3 axes, measured over the trailing 30 days.

| Axis | Current | Needed | Met | Measures |
| --- | --- | --- | --- | --- |
| width | 2.0 | 3.1 | no | agents running at once |
| depth | 10.1M | 10.4M | no | tokens per session |
| sustain | 23 | 17 | yes | active days in the last 30 |

## Achievements

- **two-hands** (level 1 of 3) at 10, earned 2026-10-21
- **whole-task** (level 2 of 3) at 10.0M, earned 2026-10-21

## Milestones

- sessions: 500
- spend: 1.0K
- tokens: 10.00B

## Contributions

- Active days in the last year: 40
- Busiest day: 2026-10-13 at 2.48B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 8.46B | $3293.14 |
| claude | azure_ai/claude-opus-5-5 | 2.22B | $1123.15 |
| claude | claude-opus-5 | 1.66B | $1427.33 |
| codex | gpt-5.6-sol | 276.0M | $240.75 |
| codex | gpt-6-astra | 2.2M | $7.78 |
| claude | azure_ai/claude-haiku-5-5 | 1.7M | $1.54 |
| claude | claude-sonnet-4-6 | 1.6M | $3.87 |
| codex | azure_ai/gpt-6.1-sol | 1.2M | $1.58 |

## Token breakdown

- Uncached input: 21.1M
- Cached input: 12.12B
- Cache write 5m: 440.5M
- Cache write 1h: 0
- Output: 37.3M
- Reasoning output: 17.6M

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