GPT-5.6 Pays You to Delete Your System Prompt: State Every Rule Once and Stop Repeating Yourself
OpenAI's own tests show trimming duplicated instructions raises scores 10-15% while cutting tokens up to 66%. Your old scaffolding is now a tax.
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What Leaked System Prompts From GPT-5.4, Claude 4.6, and Gemini 3.1 Teach You About Writing Your Own
The biggest AI labs just showed us their playbook -- here's how to steal their system prompt patterns for your own workflows
The System Prompt Architecture for Coding Agents: What Claude Code and Cursor Get Right
Reverse-engineering the prompt patterns behind production coding agents