---
title: "Christian Billen (@chris-radiant)"
description: "Rank #231 of 2498 on the Paradev leaderboard, tier 3."
canonical: https://paradev.com/chris-radiant
last-updated: 2026-10-26
---

# Christian Billen (@chris-radiant)

Rank #231 of 2498 on the Paradev leaderboard, tier 3.

URL: https://paradev.com/chris-radiant

## Standing

- Rank: #231 of 2498
- Tier: Plant Manager
- Tokens: 60.90B all time
- Cost: $48816.14 API-equivalent
- Sessions: 2130
- Tracking: 2026-08-18 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. Henry Ford 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 | 6.2 | no | agents running at once |
| depth | 24.8M | 27.9M | no | tokens per session |
| output | 143.0 | 7.5 | yes | agent PRs merged per week |
| sustain | 30 | 26 | yes | active days in the last 30 |
| cost | $42.24 | <= $81.72 | yes | USD per merged PR, lower is better |

## Achievements

- **efficient** (level 2 of 3) at $300, earned 2026-09-16
- **plant-floor** (level 1 of 3) at 10, earned 2026-09-16
- **run-01**, earned 2026-09-16
- **ship-it** (level 2 of 4) at 10, earned 2026-09-16
- **thirty** (level 1 of 3) at 30, earned 2026-09-16
- **two-hands** (level 1 of 3) at 10, earned 2026-09-16
- **whole-task** (level 3 of 3) at 40.0M, earned 2026-09-16

## Milestones

- sessions: 100
- spend: 10.0K
- tokens: 10.00B

## Contributions

- Active days in the last year: 70
- Busiest day: 2026-10-01 at 3.26B tokens

## Models

| Provider | Model | Tokens | Cost |
| --- | --- | --- | --- |
| claude | claude-opus-5-5 | 21.21B | $9811.68 |
| claude | claude-opus-5 | 16.10B | $12050.54 |
| codex | gpt-6-astra | 13.55B | $20565.20 |
| codex | gpt-5.6-sol | 6.78B | $3969.45 |
| claude | claude-fable-5-1 | 1.89B | $1560.01 |
| grok | grok-4.6 | 735.5M | $278.89 |
| grok | grok-4.7 | 397.8M | $210.20 |
| claude | claude-fable-5 | 156.3M | $274.60 |

## Token breakdown

- Uncached input: 886.3M
- Cached input: 58.84B
- Cache write 5m: 202.7M
- Cache write 1h: 813.4M
- Output: 162.7M
- Reasoning output: 72.3M

Published voluntarily by the account holder. Source: https://paradev.com/chris-radiant