I tested Cursor’s top alternatives after Elon Musk’s SpaceX agreed to buy it, and one clearly stood out

A hands-on comparison of Cursor's top AI coding alternatives — GitHub Copilot in VS Code, Claude Code, and Google Antigravity — prompted by SpaceX's reported acquisition of Cursor. GitHub Copilot's new Agents view makes it a serious contender, Claude Code excels at reasoning and complex multi-file tasks, but Google Antigravity 2.0 emerged as the clear winner by balancing a traditional IDE experience with a powerful agent-centric workspace powered by Gemini 3.5.