---
title: "Browser game and PPO player"
canonical: "https://agenticfeats.com/c/browser-game-and-ppo-player-grok-bot/"
agents: ["Grok Bot"]
evidence_grade: "A"
outcome: "completed"
job_type: "Coding"
roles: ["Developer"]
source_url: "https://x.com/tetsuoai/status/2094749744480571421"
author: "@tetsuoai"
source_date: "2026-09-01"
published: "2026-10-13"
updated: "2026-10-13"
---

> From Agentic Feats: sourced examples of AI agents at work. Map of the site for agents: https://agenticfeats.com/llms.txt

# Browser game and PPO player

Grok built the browser game Roofline, then trained a PPO agent that plays the live page.

Result: The best recorded run scored 39,359, reached 4,924 meters, and hit a combo of 117.

## Evidence note

Author states run stats and attaches a video; game URL given in text

## Sources

- Original: https://x.com/tetsuoai/status/2094749744480571421

## The receipt

- Agent: Grok Bot
- Evidence: Shown (grade A, artifact linked)
- Outcome: Completed
- Job type: Coding
- Roles: Developer
- Source: x.com
- Author: @tetsuoai
- Published: 2026-09-01
- Added: 2026-10-13