#539 Neil: OpenAI Prompting Makes GPT-5.6 Better With Fewer Rules

OpenAI Prompting can get worse when repeated rules and old scaffolding crowd the task. See how GPT-5.6 responds to leaner prompts, which sections deserve space, and how to compare each edit against a stable baseline before keeping it for daily use. 🧩

We’ll Talk About:

Why long prompts can weaken GPT-5.6 resultsWhat OpenAI recommends keeping and removingHow to simplify prompts with a before-and-after caseHow to structure a practical GPT-5.6 promptHow to test changes against a stable baselineWhen a new instruction is actually needed

Keywords: OpenAI Prompting, GPT-5.6 Prompting, OpenAI Prompting Guide, Leane...