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OpenAI revolutionizes prompting: GPT-5.6 Sol cuts costs by 67%

14/07/2026 · 6:56 · GoYou.it Videos
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OpenAI has published an updated guide for prompting GPT-5.6 Sol, the new flagship model. The main novelty is the adoption of leaner prompts, which reduce cos...

KEY TAKEAWAYS

  • New OpenAI guide for GPT-5.6 Sol reduces costs by up to 67% and tokens by 66%
  • Leaner prompts improve ratings by 15%
  • Introduction of the text.verbosity parameter and Programmatic Tool Calling
  • New outcome-first prompting philosophy for more efficient results
  • Reduction of repeated rules and unnecessary style instructions

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