Google Antigravity 1.0 to 2.0/IDE Quick Migration Guide (opens in new tab)

Like many Google Antigravity users, I was very excited about the Antigravity 2.0 announcement at Google I/O 2026. Who would't be enthusiastic about the new cost efficient Gemini 3.5 Flash? Plus, a standalone desktop app form factor that seems to rival Claude Code and OpenAI Codex at that! There are a lot of great things to be eager to try it out but I want to provide some pointers in the upgrade and migration to save you some headaches and hassles later. The upgrade path from Antigravity 1.0 ...