Rethinking skills and prompts for GPT-6 Astra: coding agent best practices are changing fast
pvncher · x · 2026-09-05
The author argues that bloated instructions accumulated over the past year of coding-agent work deserve a rethink with GPT-6 Astra. The article breaks down the three main instruction surfaces — Skill files (markdown prompts, sometimes with bundled scripts, best for task-specific workflow guidance), AGENTS.md, and task prompts — and explains how to slim and restructure them now that models need far less handholding and scaffolding.
Related event: OpenAI Codex member calls for rethinking skills and prompts for GPT-6 Astra(5 posts)→
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