KooFE Frontend Team

Oct 25, 2026 · Artificial Intelligence

Inside Cursor 2.0's System Prompt: 12K Chars, 13 Tools, AI IDE Agent Design

This article dissects Cursor 2.0's leaked 12,000-character system prompt, revealing how its 13 tools and five-layer structure — brand identity, user interaction, terminal commands, code editing, and IDE context — encode hard-won lessons from real-world bugs to create an autonomous coding agent that edits files directly, avoids terminal pitfalls, and leverages automatic context injection.