9 LESSONS FROM CURSOR'S SYSTEM PROMPT

Summary from the TLDR newsletter

This post takes a look at what makes Cursor's prompting so effective. It breaks down the system prompt, the two user prompts, and the tool calling prompts. The prompts from the post were obtained by setting a custom API endpoint in Cursor and reading the payloads. They reveal how Cursor's capabilities aren't magic, they're just the result of incredibly thoughtful and detailed prompt engineering.