---
title: "Zach Herries (@zach-herries)"
description: "Rank #977 of 2505 on the Paradev leaderboard, tier 2."
canonical: https://paradev.com/zach-herries
last-updated: 2026-10-27
---

# Zach Herries (@zach-herries)

Rank #977 of 2505 on the Paradev leaderboard, tier 2.

URL: https://paradev.com/zach-herries

## Standing

- Rank: #977 of 2505
- Tier: Operator
- Tokens: 14.74B all time
- Cost: $6154.28 API-equivalent
- Sessions: 1396
- Tracking: 2026-09-01 to 2026-10-19

## 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 | 4.0 | 5.5 | no | agents running at once |
| depth | 7.9M | 23.3M | no | tokens per session |
| output | 2.0 | 6.0 | no | agent PRs merged per week |
| sustain | 21 | 24 | no | active days in the last 30 |
| cost | $239.44 | <= $104.48 | no | USD per merged PR, lower is better |

## Milestones

- spend: 100
- tokens: 100.0M

## Contributions

- Active days in the last year: 37
- Busiest day: 2026-09-23 at 2.08B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-sonnet-5 | 5.58B | $1432.39 |
| claude | claude-opus-5-5 | 3.77B | $2079.79 |
| claude | claude-sonnet-5-5 | 3.11B | $862.43 |
| claude | claude-opus-5 | 2.27B | $1776.36 |
| claude | claude-haiku-4-5-20251001 | 6.5M | $2.73 |
| claude | claude-haiku-5-5 | 625.7K | $0.58 |

## Token breakdown

- Uncached input: 150.4K
- Cached input: 14.44B
- Cache write 5m: 134.0M
- Cache write 1h: 120.9M
- Output: 39.6M
- Reasoning output: 17.1M

Published voluntarily by the account holder. Source: https://paradev.com/zach-herries