---
title: "b mzoo (@mzoob)"
description: "Rank #687 of 2498 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/mzoob
last-updated: 2026-10-26
---

# b mzoo (@mzoob)

Rank #687 of 2498 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/mzoob

## Standing

- Rank: #687 of 2498
- Tier: Button pusher
- Tokens: 22.67B all time
- Cost: $14108.64 API-equivalent
- Sessions: 1281
- Tracking: 2026-08-09 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 | 1.0 | 3.1 | no | agents running at once |
| depth | 8.3M | 10.4M | no | tokens per session |
| sustain | 27 | 17 | yes | active days in the last 30 |

## Achievements

- **two-hands** (level 1 of 3) at 10, earned 2026-09-07
- **whole-task** (level 2 of 3) at 10.0M, earned 2026-09-07

## Milestones

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

## Contributions

- Active days in the last year: 64
- Busiest day: 2026-08-31 at 2.36B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| codex | gpt-5.6-sol | 9.67B | $6827.01 |
| codex | gpt-5.6-luna | 3.88B | $145.57 |
| codex | gpt-6-astra | 3.58B | $4952.28 |
| claude | claude-opus-5-5 | 2.80B | $1352.04 |
| codex | gpt-5.6-terra | 1.89B | $545.32 |
| codex | gpt-6-sol | 232.6M | $7.27 |
| grok | magpie/group/auto-grok-4-7-500k | 153.7M | $6.07 |
| claude | claude-sonnet-5-5 | 126.6M | $41.36 |

## Token breakdown

- Uncached input: 1.18B
- Cached input: 21.38B
- Cache write 5m: 12.6M
- Cache write 1h: 32.2M
- Output: 68.8M
- Reasoning output: 29.0M

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