The library

Every prompt, annotated

Real, published system prompts from shipping AI products — each with source attribution and notes on what makes it work.

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VSCode Agent

agent prompt

VSCode Agent (GitHub Copilot) — GPT-4.1 Agent Prompt

The Copilot VS Code agent prompt for GPT-4.1, distinguished by an <applyPatchInstructions> section that mandates the apply_patch tool with a strict di…

role definition tool-use protocol structured diff format specification

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