Google Antigravity vs JetBrains AI Assistant / Junie: Side-by-Side Comparison 2026

Google Antigravity vs JetBrains AI Assistant / Junie comparison for 2026. Features, pricing, AI capabilities, and editor support analyzed side by side to help you choose the right coding tool for your workflow.

Google Antigravity is an AI IDE from Google — ai-native cloud ide. JetBrains AI Assistant / Junie is an editor extension from JetBrains — native ai assistant for jetbrains ides.

Google Antigravity

Google's AI-native IDE built on a heavily modified fork of VS Code with Gemini built in. Free during preview with rate limits.

  • ✓ Code completions
  • ✓ AI chat
  • ✓ Agentic mode
  • ✓ Multi-file editing
  • ✓ Terminal commands

Free · 3 plans

JetBrains AI Assistant / Junie

AI assistant and Junie agent built into every JetBrains IDE (IntelliJ, PyCharm, WebStorm, etc.). Free tier ships with 3 credits. Pro $10/mo, Ultimate $30/mo, Enterprise $60/mo.

  • ✓ Code completions
  • ✓ AI chat
  • ✓ Junie (autonomous agent)
  • ✓ Multi-file editing
  • ✓ Terminal commands

Free / $10/mo · 5 plans

Feature Google Antigravity JetBrains AI Assistant / Junie
Category AI IDEExtension
Starting Price Free Free
Model Family GeminiMulti-model
Open Source NoNo

Pricing verified May 4, 2026. Google Antigravity pricing | JetBrains AI Assistant / Junie pricing

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Key Differences

  • Category: Google Antigravity is an AI IDE; JetBrains AI Assistant / Junie is an editor extension.
  • Starting price: Google Antigravity starts at free / BYOK; JetBrains AI Assistant / Junie starts at $10/mo.
  • Model family: Google Antigravity uses Gemini; JetBrains AI Assistant / Junie uses Multi-model.
  • Bring your own key: JetBrains AI Assistant / Junie supports BYOK; Google Antigravity does not.
  • Platforms: Google Antigravity runs on ChromeOS, Linux, Windows, macOS; JetBrains AI Assistant / Junie runs on Linux, Windows, macOS.
  • Provider: Google Antigravity is built by Google; JetBrains AI Assistant / Junie is built by JetBrains.

Which Should You Choose?

Choose Google Antigravity if you want an AI-native IDE for professional development. Choose JetBrains AI Assistant / Junie if you want native AI assistance with multi-model choice and agentic capabilities. Read our full reviews to see which fits your workflow.

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