Google Antigravity 2.0 Review: Features, UX, and AI Agent Coding

Explore Google Antigravity 2.0, a new AI agent coding platform. This review covers its UI, features, comparison with Codex, and practical insights for developers.

5 min readAI Guide

Introduction

Google Antigravity 2.0 is a dedicated platform designed to help developers work with AI agents, orchestrating multiple autonomous agents across independent projects. It aims to streamline the development process by providing an integrated environment for AI-driven coding tasks.

Configuration Checklist

Element	Version / Link
Language / Runtime	Electron (implied)
Main library	Google Antigravity 2.0
Required APIs	Google Cloud API (for Gemini models)
Keys / credentials needed	Google Account for authentication

Step-by-Step Guide

Step 1 — Download and Install Antigravity 2.0

Download the Antigravity 2.0 desktop application from the official website. The installation process is standard for a desktop application.

Step 2 — Authenticate with Google

Upon first launch, you will be prompted to authenticate using your Google account. This links your Antigravity instance to your Google services and AI plans.

# No direct command, follows GUI prompts
# Click 'Continue with Google' and follow browser authentication flow.

Step 3 — Configure Security and Data Usage

Review the security notice and data usage policies. You can choose to agree to data collection to help improve Antigravity.

# No direct command, follows GUI prompts
# Check 'Yes, I agree to help improve Antigravity...' checkbox.
# Click 'Next'.

Step 4 — Select Antigravity Theme

Choose your preferred theme (System, Light, or Dark) for the application's interface.

# No direct command, follows GUI prompts
# Select 'Dark' for a dark theme.
# Click 'Next'.

Step 5 — Select Development Focus

Indicate your primary development area. This helps Antigravity tailor its suggestions and tools.

# No direct command, follows GUI prompts
# Select 'Modern Web Guidance' for web development.
# Click 'Finish'.

Step 6 — Create a New Project

To start a new project, navigate to the 'Projects' section and click 'New Project'. You will be prompted to select a folder on your local machine.

# No direct command, follows GUI prompts
# Click 'New Project'.
# Click 'Add Folder' and select your project directory.
# Click 'Create'.

Step 7 — Interact with the AI Agent

Once a project is loaded, you can start a new conversation and ask the AI agent to perform tasks. You can select the AI model to use from the dropdown menu.

# Example prompt to add a star emoji to the emoji selector in a chat application
# (Demonstrated in the video for 'tcha-app')

dans le sélecteur d'emoji rajoute un nouvel emoji étoile

# Example prompt to refactor system events to a single line with a tooltip

Fait en sorte que les systèmes events fasse toujours une seul ligne, et il y a besoin de plusieurs lignes affiche juste le reste dans un tooltip avec ... et quand on hover l'event on affiche le tout dans un tooltip

Step 8 — Manage Agent Permissions

Antigravity agents require explicit permissions to execute commands. You will be prompted to allow or deny actions. For more control, adjust settings in the 'Agent Settings' section.

# Example permission prompt for running a command:

Allow running this command?
pnpm build:widget

1. Yes, allow this time
2. Yes, and always allow 'pnpm build:widget' in this project
3. Yes, and always allow 'pnpm build:widget'
4. No (tell the agent what to do instead)

# To change global agent behavior (via Settings > Agent Settings):
# Security Preset: Choose 'Unrestricted' to allow agents full control without constant prompts.
# Artifact Review Policy: Set to 'Always Proceed' to bypass review for artifacts.

Comparison Tables

Antigravity 2.0 vs. Codex/Cursor

Feature	Antigravity 2.0	Codex / Cursor
Base Technology	Electron (web-wrapped desktop app)	Native (Codex), Electron (Cursor)
UI/UX Smoothness	Less smooth animations, hard transitions	Smooth animations, integrated experience
Project Setup	Requires selecting folder, then adding	More streamlined, integrated
IDE Integration	Opens separate Antigravity IDE (fork of WinSurf)	Integrated IDE (VS Code fork)
Permission Prompts	Frequent prompts for command execution	Less frequent, more integrated
Conversation History Search	Available	Lacks robust search (as per video)

AI Model Coding Performance (ArtificialAnalysis.ai Coding Index)

Model	Coding Index (Weighted Average)	Provider	Notes
GPT-4o	64.4	OpenAI	Top performer
Gemini 1.5 Pro Preview	58.8	Google	Strong performance
Claude Opus 4.7	53.8	Anthropic	Good performance
Gemini 1.5 Flash	Lower than Pro	Google	Lower performance than Pro version

⚠️ Common Mistakes & Pitfalls

Frequent Permission Prompts: The agent often asks for permission to run commands, which can interrupt workflow.
- Fix: Navigate to Settings > Agent Settings and set Security Preset to Unrestricted and Artifact Review Policy to Always Proceed.
Suboptimal UI/UX: Animations and transitions can feel less fluid compared to native applications.
- Fix: This is inherent to the Electron framework. While individual elements might improve, a complete overhaul would require a native rewrite.
Model Quota Limits: Users might hit usage limits on certain advanced AI models, even with paid plans.
- Fix: Monitor your Model Quota in Settings > Models. Consider upgrading your Google AI plan or switching to less resource-intensive models if limits are frequently reached.
IDE Experience: The integrated IDE might feel less polished or familiar than other popular IDEs.
- Fix: Antigravity 2.0 is designed to be an all-in-one platform. If the integrated IDE is not sufficient, you might need to manually copy code to your preferred external IDE for more complex tasks.

Glossary

Electron App: A desktop application built using web technologies (HTML, CSS, JavaScript) and rendered within a Chromium browser, allowing cross-platform compatibility.
Fork: In software development, a copy of an existing software project that is then developed independently, leading to a new, distinct version.
Model Quota: A predefined limit on the usage of an AI model, often measured by tokens or API calls, which can vary based on subscription plans.

Key Takeaways

Google Antigravity 2.0 aims to be an all-in-one AI agent platform, integrating chat, project management, and an IDE.
The application is likely built on Electron, which can lead to performance and UI/UX compromises compared to native applications.
Antigravity 2.0's UI and features show strong similarities to Codex, indicating a competitive landscape where successful designs are adopted.
The platform offers a range of Google's Gemini models, as well as Claude and GPT models, for AI agent interactions.
Users may encounter frequent permission requests for agent actions, which can be mitigated by adjusting security settings to 'Unrestricted' or 'Always Proceed'.
AI model performance for coding tasks varies, with GPT-4o and Gemini 1.5 Pro generally leading in benchmarks, while Gemini 1.5 Flash is positioned lower.
Model quotas can be a limiting factor, especially for advanced models like Claude Opus, requiring users to monitor usage or upgrade their plans.

Resources

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