---
title: "Mason (@kolvex)"
description: "Rank #1894 of 2501 on the Paradev leaderboard, tier 1."
canonical: https://paradev.com/kolvex
last-updated: 2026-10-26
---

# Mason (@kolvex)

Rank #1894 of 2501 on the Paradev leaderboard, tier 1.

URL: https://paradev.com/kolvex

## Standing

- Rank: #1894 of 2501
- Tier: Button pusher
- Tokens: 3.24B all time
- Cost: $1629.95 API-equivalent
- Sessions: 647
- Tracking: 2026-09-07 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 | 1.5 | 3.1 | no | agents running at once |
| depth | 3.0M | 10.4M | no | tokens per session |
| sustain | 24 | 17 | yes | active days in the last 30 |
| cost | $308.25 | <= $315.60 | yes | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 1 of 3) at $750, earned 2026-10-17
- **ship-it** (level 1 of 4) at 1, earned 2026-10-17

## Milestones

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

## Contributions

- Active days in the last year: 35
- Busiest day: 2026-10-15 at 336.3M tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 2.62B | $1113.78 |
| claude | claude-opus-5 | 456.5M | $405.23 |
| claude | claude-sonnet-5-5 | 111.7M | $54.57 |
| claude | claude-fable-5-1 | 23.5M | $44.93 |
| claude | claude-sonnet-5 | 17.7M | $6.94 |
| claude | claude-haiku-4-5-20251001 | 10.5M | $1.89 |
| claude | claude-haiku-5-5 | 5.5M | $2.61 |

## Token breakdown

- Uncached input: 42.9K
- Cached input: 3.13B
- Cache write 5m: 55.3M
- Cache write 1h: 41.7M
- Output: 12.5M
- Reasoning output: 3.7M

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