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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Cursor

agent prompt

Cursor — Agent Prompt (GPT-5, 2025-09-03)

A refined Cursor in-editor agent prompt (GPT-5) with tightly structured spec blocks: status_update, summary, completion, flow, tool_calling, parallel …

role definition agentic persistence directive semantic-search-first strategy

218 3.8k 3.2k words