Build Week feedback: documented agent efficiency benchmark from a public project

Build Week feedback: documented agent efficiency benchmark from a public project

We documented a complete Stage 1 Codex Build Week run on a public repository.

Repository:
https://github.com/michycom/LabDelta

This is not a bug report. It is a reproducible case study intended to help improve the Codex agent experience.

Configuration

• ChatGPT Plus
• GPT-5.6 (low)
• New repository
• No parallel agents
• Public GitHub repository
• Public build log

Observed run

• Visible weekly budget at start: 100%
• Visible weekly budget after Stage 1: 82%
• Observ