Antigravity supports the full suite of IntelliJ-based IDEs—including IntelliJ IDEA, PyCharm, WebStorm, GoLand, CLion, Rider, and more—starting with version 2026.2.1+.

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Prerequisites

• IntelliJ-based IDE: Any IntelliJ-based IDE version 2026.2.1 or later on macOS, Linux, or Windows.
• Antigravity Entitlement: A Google Account with any Antigravity plan (including the free tier) or Gemini Enterprise (Enterprise support in Preview).

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Installation & Setup

1. Open your IntelliJ-based IDE.
2. Open JetBrains AI > Settings > Agents.
3. Search for Antigravity.
4. Click Install.

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Authentication & Licensing

Note

Gemini Enterprise authentication for JetBrains IDEs is currently in Preview.

Google AccountsGemini EnterpriseGemini APIAgent Platform

Google Accounts (Individual)Gemini Enterprise (OAuth - Preview)Gemini API (API Key)Gemini Enterprise Agent Platform (Preview)expand_more

For individual Google AI subscription plans (including Free, Pro, and Ultra):

{
  "auth": {
    "type": "oauth-personal"
  }
}

Reach out to your cloud administrator for your GCP Project ID and Region (Enterprise support for JetBrains, Zed, and Xcode is currently in Preview):

{
  "auth": {
    "type": "oauth-business"
  },
  "gcp": {
    "project": "<YOUR_GCP_PROJECT_ID>",
    "location": "<YOUR_GCP_REGION>"
  }
}

Authenticate using a Gemini API key:

{
  "auth": {
    "type": "gemini-api-key"
  }
}

Authenticate with Gemini Enterprise Agent Platform using a Google API Key or Application Default Credentials (ADC) (Preview). When using ADC, specify your GCP Project ID and Region:

{
  "auth": {
    "type": "agent-platform"
  },
  "gcp": {
    "project": "<YOUR_GCP_PROJECT_ID>",
    "location": "<YOUR_GCP_REGION>"
  }
}