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Microsoft's SkillOpt boosts GPT-5.5 by using nothing but a trained Markdown file

Microsoft and three Chinese universities developed SkillOpt, a method that optimizes instruction documents for AI agents using principles from traditional model training. A simple Markdown file boosted GPT-5.5 by about 23 points on procedural tasks, and the same file transferred across models and agent environments like Codex and Claude Code.

read1 min publishedJun 13, 2026

Microsoft and three Chinese universities have developed SkillOpt, a method that optimizes instruction documents for AI agents using principles from traditional model training. A simple Markdown file is enough to boost GPT-5.5 by about 23 points on procedural tasks, and the same file transfers across models and agent environments like Codex and Claude Code.

The article Microsoft's SkillOpt boosts GPT-5.5 by using nothing but a trained Markdown file appeared first on The Decoder.

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