https://cuigh.com/tags/prompt-engineering/ Recent content in Prompt Engineering on AI Pulse Hugo en-US Mon, 13 Jul 2026 09:51:14 +0800 https://cuigh.com/posts/openai-gpt-5-6-prompt-guidance-2026/ Mon, 13 Jul 2026 09:51:14 +0800 https://cuigh.com/posts/openai-gpt-5-6-prompt-guidance-2026/ On 7/12, OpenAI quietly posted an official GPT-5.6 Sol prompt guidance on its developer site. The pithy data point: on OpenAI's internal coding-agent eval, lean system prompts lift scores 10–15%, cut tokens 41–66%, cut cost 33–67%. This piece isn't about 'the model is smarter so write shorter.' It's about a prompt-design philosophy reversal in the GPT-5.6 era — from 'enumerate rules to keep the model on rails' to 'describe the destination only, leave the path choice to the model.'