GPT-5.6 Sol can beat Factorio
Summary
The article documents GPT-5.6 Sol running in Codex to autonomously complete a peaceful Factorio run in 13.5 hours, using a game manager and a Python library to interact with the game under GUI-like constraints. It highlights observed strengths and weaknesses, shares production statistics and a timelapse, and discusses autonomous play as a method to understand model capabilities and future testing directions.