Category · What is Cursor AI
What Is Cursor AI? Everything You Need to Know in 2026
Cursor AI is an AI-first code editor built as a fork of VS Code, designed to let developers write, edit, and refactor code through natural language prompts. It has become one of the most popular vibe coding tools for technical founders shipping real products.
What is Cursor?
Cursor is a code editor that wraps VS Code with powerful AI capabilities — including tab-autocomplete, multi-file Composer mode, an AI chat that understands your codebase, and an async Agent mode that completes tasks in the background. It was founded in 2022 and gained massive adoption in 2024 and 2026 as the go-to editor for developers using AI to accelerate their workflow. Unlike general-purpose AI tools, Cursor reads your actual codebase for context, making its suggestions far more accurate than generic copilot tools.
Cursor key features
- →Tab-completion that finishes multi-line edits in context
- →Composer mode for repo-wide multi-file refactors
- →Agent mode for async background tasks
- →At-mention files, docs, and web URLs in chat
- →Privacy mode to prevent code from training AI models
- →Supports Claude 3.5 Sonnet, GPT-4o, o1, and more
Cursor vs other AI editors
Compared to GitHub Copilot, Cursor has deeper codebase context and multi-file editing. Compared to Windsurf by Codeium, Cursor has a larger user community and more polished agent features, though Windsurf Cascade mode is a strong challenger. For non-developers, Lovable or Bolt.new are better starting points since they require no coding knowledge.
Cursor use cases
Cursor is used for everything from rapid prototyping and vibe coding to large-scale engineering tasks like codebase-wide refactors and debugging complex issues. It is especially popular with technical founders who want to ship product faster without fully giving up code control.
Apps built with Cursor
A scheduling and booking tool built with Cursor and Supabase — a service-business owner shipped a Calendly alternative in days, not months.
More vibe-coded apps to explore
⚡ Quick pick
Schedsy — A scheduling and booking tool built with Cursor and Supabase — a service-business owner shipped a Calendly alternative in days, not months.
A scheduling and booking tool built with Cursor and Supabase — a service-business owner shipped a Calendly alternative in days, not months.