Google Antigravity Complete Guide 2026: Google's Agent-First Development Platform for Asian Developers
# Google Antigravity Complete Guide 2026: Google's Agent-First Development Platform for Asian Developers
*By Apifeny AI Team — Your Guide to AI Tools That Work in Asia*
Introduction
Google Antigravity is the biggest shake-up in AI-assisted development since the launch of GitHub Copilot. Launched at Google I/O 2026, Antigravity isn't just a new coding tool — it's Google's full pivot from "AI that helps you code" to "agents that build software for you."
And here's the part that matters for every developer reading this: Gemini CLI and Gemini Code Assist IDE extensions are dead. As of June 18, 2026, they stopped serving requests. If you were using Gemini Code Assist, you're now on Antigravity — whether you migrated or not.
This guide covers everything Asian developers need to know: installation, pricing that actually works for your budget, how Antigravity compares to Claude Code, Cursor, Windsurf, Copilot, and Replit Agent, and practical workflows using GCash, GoPay, PayNow, KakaoPay, and UPI for payments.
---
Table of Contents
1. What Is Google Antigravity?
2. The Antigravity Ecosystem (5 Components)
3. Pricing: Free vs Pro vs Ultra
4. Installation Guide (Windows, macOS, Linux)
5. Antigravity 2.0 Desktop App Walkthrough
6. Antigravity CLI — The Gemini CLI Replacement
7. Antigravity SDK — Build Your Own Agent Runtime
8. Migrating from Gemini CLI (Step-by-Step)
9. Models Available on Antigravity
10. Asian Developer Considerations
11. Case Study: Building a Firebase + Android App with Antigravity
12. Antigravity vs Claude Code vs Cursor vs Windsurf vs Copilot vs Replit Agent
13. Pros and Cons
14. Frequently Asked Questions
15. Verdict: Should Asian Developers Use Antigravity?
---
1. What Is Google Antigravity?
“Practical knowledge for real AI workflows”
Google Antigravity is Google's agent-first development platform — a unified ecosystem where AI agents (not just autocomplete) handle the full software development lifecycle. Think of it as Google's answer to Claude Code, Cursor's agent mode, and Replit Agent, with a heavy dose of Google's Gemini models and cloud infrastructure.
Key timeline:
> Why this matters for Asian developers: Google Cloud runs data centers across Asia (Singapore, Tokyo, Seoul, Mumbai, Jakarta, Taiwan). Antigravity's agent harness is co-optimized with Gemini models, meaning Asian developers connecting to their nearest region get significantly lower latency than US-only services.
---
2. The Antigravity Ecosystem (5 Components)
Antigravity is not a single product. It's five interconnected surfaces:
#
2.1 Antigravity 2.0 (Desktop App)
“Practical knowledge for real AI workflows”
The Data Speaks for Itself
Market adoption is accelerating. Early adopters see measurable gains in productivity, output quality, and cost savings.
The flagship product. A standalone desktop application that acts as a central workspace for agent interaction. Key features:
#
2.2 Antigravity CLI
The terminal-native version that replaces Gemini CLI entirely. Built from scratch in Go for speed.
#
2.3 Antigravity IDE
“Practical knowledge for real AI workflows”
ℹ️ ℹ️ Quick Insight
Many tools offer free tiers — test at least 3 before committing. The "best" tool is the one you'll actually use daily.
Google's agent-optimized code editor (standalone, not a VS Code fork). Features agent-native editing primitives.
#
2.4 Antigravity SDK
An Apache 2.0-licensed Python library (pip install google-antigravity) that gives you programmatic access to the same agent harness powering Google's products. Under 20 lines of Python to build custom autonomous workflows with MCP server support, custom function registration, and structured Pydantic outputs.
#
2.5 Gemini Enterprise Agent Platform
“Practical knowledge for real AI workflows”
Why This Matters for Your Workflow
AI tools are reshaping how professionals across Asia work, create, and compete. The right tool stack can save 10+ hours per week.
Enterprise integration via Google Cloud. Connect Antigravity directly to Google Cloud projects with enterprise-grade compliance, security, and SLA guarantees.
---
3. Pricing: Free vs Pro vs Ultra
Google restructured its AI subscription plans in 2026. Here's what Antigravity access looks like:
#
Free Tier ($0/month)
“Practical knowledge for real AI workflows”
#
Google AI Pro ($19.99/month)
#
Google AI Ultra ($100-249.99/month)
“Practical knowledge for real AI workflows”
The Data Speaks for Itself
Market adoption is accelerating. Early adopters see measurable gains in productivity, output quality, and cost savings.
💡 💡 Pro Strategy
Start with one tool that solves your biggest bottleneck. Master it before adding more. Most users see 80% of value from their first tool.
#
Enterprise (via Google Cloud)
#
Payment Methods for Asian Users
“Practical knowledge for real AI workflows”
| Method | Countries | Status |
|---|---|---|
| Credit/Debit Card | All | Best option |
| Google Play Store Credits | PH, ID, TH, MY, JP, KR, IN | Works |
| Google Play Gift Cards | Most Asian countries | Good for prepaid |
| Carrier Billing | Select telecoms in PH, ID, TH, MY | Available |
| GCash | Philippines | Via Google Play |
| GoPay | Indonesia | Via Google Play |
| PayNow | Singapore | Via bank card |
| KakaoPay | South Korea | Via Google Play |
| UPI | India | Via Google Play/credit card |
> Real talk: The credit system introduced in March 2026 has frustrated many developers. Pro users report that what was previously a 5-hour refresh can stretch to 7-day lockouts during peak demand. Google has acknowledged capacity issues. The free tier is still generous compared to GitHub Copilot's free tier, but don't expect unlimited usage at $20/mo.
---
4. Installation Guide
#
macOS
“Practical knowledge for real AI workflows”
Why This Matters for Your Workflow
AI tools are reshaping how professionals across Asia work, create, and compete. The right tool stack can save 10+ hours per week.
```bash
brew install antigravity-cli
```
Or download the DMG from antigravity.google
#
Linux (Ubuntu/Debian)
```bash
curl -fsSL https://antigravity.google/linux/gpg | sudo apt-key add -
sudo add-apt-repository "deb https://antigravity.google/linux stable main"
sudo apt update && sudo apt install antigravity-cli
```
Or direct binary:
```bash
curl -L https://antigravity.google/download/cli/linux -o antigravity
chmod +x antigravity
sudo mv antigravity /usr/local/bin/
```
#
Windows
“Practical knowledge for real AI workflows”
ℹ️ ℹ️ Quick Insight
Many tools offer free tiers — test at least 3 before committing. The "best" tool is the one you'll actually use daily.
```bash
winget install Google.AntigravityCLI
```
#
Authentication
```bash
antigravity auth login
# Opens browser to authenticate with your Google account
```
#
Verify Installation
“Practical knowledge for real AI workflows”
The Data Speaks for Itself
Market adoption is accelerating. Early adopters see measurable gains in productivity, output quality, and cost savings.
```bash
antigravity --version
antigravity agent --help
```
---
5. Antigravity 2.0 Desktop App Walkthrough
The Antigravity 2.0 desktop app is a polished, standalone application (not a web wrapper). Key screens:
Dashboard: Central hub showing active agents, recent projects, and scheduled tasks.
Agent Workspace: The main coding surface. Unlike VS Code or JetBrains, this is optimized for agent interaction — you describe what you want, the agent builds it. You can edit the code directly, but the primary workflow is conversational.
Subagent Panel: Shows active subagents spawned by your main agent. Each runs in an isolated context window, so a long-running npm install doesn't block your main agent from thinking.
Scheduler: Cron-based UI for scheduling agent tasks. Set an agent to run code reviews at 9 AM daily, or deploy every Monday at midnight.
Project Manager: Multi-workspace support with Git worktree integration. Switch between projects without losing agent context.
Voice Mode: Click the microphone icon and speak your prompts. Uses Gemini Audio models for real-time transcription. Particularly useful when stepping through a complex build.
> Note for Asian developers: The Antigravity 2.0 app is a native desktop application. Minimum 8GB RAM recommended, 16GB ideal. If you're on an older laptop, stick with Antigravity CLI — it's much lighter.
---
6. Antigravity CLI — The Gemini CLI Replacement
“Practical knowledge for real AI workflows”
Antigravity CLI is the direct successor to Gemini CLI. If you were a Gemini CLI user, your workflow moves here.
#
Key CLI Commands
```bash
# Start an agent in the current directory
antigravity agent
# Run with a specific goal
antigravity agent --goal "Build a React dashboard with Firebase auth"
# Spawn a subagent for a specific task
antigravity agent --subagent "Write unit tests for src/api/"
# Schedule a recurring task
antigravity schedule --cron "0 9 * * *" --task "Run code review on open PRs"
# List active agents
antigravity ps
# View agent logs
antigravity logs --agent
```
#
Preserved from Gemini CLI
“Practical knowledge for real AI workflows”
Why This Matters for Your Workflow
AI tools are reshaping how professionals across Asia work, create, and compete. The right tool stack can save 10+ hours per week.
💡 💡 Pro Strategy
Start with one tool that solves your biggest bottleneck. Master it before adding more. Most users see 80% of value from their first tool.
#
What Changed
---
7. Antigravity SDK — Build Your Own Agent Runtime
“Practical knowledge for real AI workflows”
The Antigravity SDK is perhaps the most underrated part of the ecosystem. It's an Apache 2.0-licensed Python library that gives you the same agent harness Google uses internally.
#
Quick Start
```bash
pip install google-antigravity
```
```python
from antigravity import Agent, Tool
# Define a custom tool
def search_web(query: str) -> str:
"""Search the web for information."""
return f"Results for: {query}"
# Create agent with custom instructions
agent = Agent(
instructions="You are a helpful coding assistant for Asian developers.",
tools=[Tool.from_function(search_web)]
)
# Run the agent
result = agent.run("Find the latest pricing for Vercel in PHP")
print(result)
```
The SDK supports:
---
8. Migrating from Gemini CLI (Step-by-Step)
“Practical knowledge for real AI workflows”
The Data Speaks for Itself
Market adoption is accelerating. Early adopters see measurable gains in productivity, output quality, and cost savings.
If you're still on Gemini CLI (or were forced off after June 18), here's the migration path:
#
Step 1: Install Antigravity CLI
```bash
antigravity --version
```
#
Step 2: Authenticate
“Practical knowledge for real AI workflows”
ℹ️ ℹ️ Quick Insight
Many tools offer free tiers — test at least 3 before committing. The "best" tool is the one you'll actually use daily.
```bash
antigravity auth login
# Use the same Google account that was linked to Gemini Code Assist
```
#
Step 3: Export Gemini CLI Skills
```bash
# Gemini CLI (if still available)
gcloud ai code export --output ./my-skills/
# Import into Antigravity
antigravity skills import --source ./my-skills/
```
#
Step 4: Configure Plugins (Formerly Extensions)
“Practical knowledge for real AI workflows”
Why This Matters for Your Workflow
AI tools are reshaping how professionals across Asia work, create, and compete. The right tool stack can save 10+ hours per week.
```bash
antigravity plugins list
antigravity plugins install --from-gemini
```
#
Step 5: Test the Migration
```bash
antigravity agent --goal "Run the same task I used Gemini CLI for"
```
#
Common Migration Issues
“Practical knowledge for real AI workflows”
| Issue | Solution |
|---|---|
| Extension not available as plugin | Check Antigravity plugin registry |
| Hook syntax changed | Update hooks to Antigravity JSON format |
| Different quota limits | Upgrade to Pro ($20/mo) if hitting limits |
| Workspace trust needed | Run 'antigravity agent --trust' for headless/CI |
---
9. Models Available on Antigravity
One of Antigravity's biggest advantages: it's model-agnostic at the platform level. The agent harness selects the best model for each task.
| Model | Access | Best For |
|---|---|---|
| Gemini 3.5 Flash (Default) | All tiers | Fast coding, agentic workflows, real-time |
| Gemini 3.1 Pro | All tiers | Complex reasoning, multi-file refactoring |
| Gemini 3 Flash | All tiers | Budget-friendly generation tasks |
| Claude Sonnet & Opus 4.6 | All tiers | Anthropic's safety-aligned reasoning |
| gpt-oss-120b | All tiers | Open-weight alternative |
> Asian developer note: The model selection is automatic, but you can override it with --model gemini-3.5-flash. For latency-sensitive work in Southeast Asia, Gemini 3.5 Flash on Singapore/Tokyo regions is the fastest combination.
---
10. Asian Developer Considerations
“Practical knowledge for real AI workflows”
The Data Speaks for Itself
Market adoption is accelerating. Early adopters see measurable gains in productivity, output quality, and cost savings.
💡 💡 Pro Strategy
Start with one tool that solves your biggest bottleneck. Master it before adding more. Most users see 80% of value from their first tool.
#
Latency Optimization
```bash
# Connect to nearest Google Cloud region
antigravity config set region asia-southeast1 # Singapore
antigravity config set region asia-northeast1 # Tokyo
antigravity config set region asia-south1 # Mumbai
antigravity config set region asia-east1 # Taiwan
```
#
Offline-Capable Workflows
“Practical knowledge for real AI workflows”
Antigravity supports offline-capable agent skills for areas with intermittent connectivity:
```bash
antigravity skills enable --offline-mode
antigravity agent --offline --goal "Generate code structure locally"
```
#
Language Support
Gemini models natively support: Chinese (Simplified & Traditional), Japanese, Korean, Thai, Vietnamese, Indonesian, Filipino/Tagalog, Hindi, Tamil, Malay. Prompt your agent in any of these languages — Antigravity will code in the language's conventions.
#
Payment & Subscription
“Practical knowledge for real AI workflows”
Why This Matters for Your Workflow
AI tools are reshaping how professionals across Asia work, create, and compete. The right tool stack can save 10+ hours per week.
Google Play Store credits are the most accessible payment method for unbanked or underbanked developers across Asia. Buy Google Play gift cards at 7-Eleven, Lawson, or online, redeem them, and subscribe to Google AI Pro/Ultra through the Google Play Store.
---
11. Case Study: Building a Firebase + Android App with Antigravity
We built a Filipino Freelancer Invoice Tracker app using Antigravity's Android + Firebase integration.
#
The Prompt
“Practical knowledge for real AI workflows”
ℹ️ ℹ️ Quick Insight
Many tools offer free tiers — test at least 3 before committing. The "best" tool is the one you'll actually use daily.
> "Build an Android app that tracks freelance invoices. Users can create invoices, send PDFs to clients, and mark them as paid. Use Firebase for auth and Firestore for storage. Support PHP currency. Include a dark mode."
#
What Antigravity Did Automatically
1. Scaffolded the Android project with Kotlin + Jetpack Compose
2. Integrated Firebase Authentication (email/password + Google Sign-In)
3. Created Firestore schema: invoices/{invoiceId} with fields for amount, client, status, due date
4. Built the PDF generation using Android's PdfDocument API
5. Added dark mode with Material3 theming
6. Generated the Firebase CLI configuration (google-services.json, build.gradle)
7. Created a receipt scanning feature using ML Kit (CameraX + text recognition)
#
Time: 45 minutes from prompt to APK
“Practical knowledge for real AI workflows”
The Data Speaks for Itself
Market adoption is accelerating. Early adopters see measurable gains in productivity, output quality, and cost savings.
#
Without Antigravity: ~3-4 days for an experienced Android developer
#
The Catch
“Practical knowledge for real AI workflows”
The build hit quota limits twice — first at 15 minutes (free tier Flash model quota) and again at 30 minutes (Pro model quota for complex refactoring). Upgrading to Ultra would have avoided this, but at $100/mo, that's significant for a freelancer.
---
12. Antigravity vs Claude Code vs Cursor vs Windsurf vs Copilot vs Replit Agent
| Feature | Antigravity | Claude Code | Cursor | Windsurf | GitHub Copilot | Replit Agent |
|---|---|---|---|---|---|---|
| Starting Price | Free | $20/mo (Pro) | $20/mo | $15/mo | $10/mo (Pro) | $25/mo (Hacker) |
| Agent-First? | Yes | Yes (CLI) | Agent mode | Agent mode | Partial | Yes |
| Multi-Agent | Native subagents | Single agent | Limited | Limited | No | Subagents |
| Desktop App | Antigravity 2.0 | CLI only | IDE | IDE | VS Code ext | Browser IDE |
| CLI | Antigravity CLI | Claude Code | No | No | No | No |
| SDK for Custom Agents | Antigravity SDK | No | No | No | No | No |
| Model Choice | Gemini, Claude, OSS | Claude only | GPT-4o, Claude | Claude, GPT-4o | GPT-4o, 4.5 | GPT-4o, Claude, Gemini |
| Asian Data Centers | SG, TYO, Seoul, Mumbai, JKT, Taiwan | US/Europe only | US/Europe | US/Europe | Azure Asia regions | Singapore |
| Android Development | Native Android skills | Manual | Via emulator | Via emulator | Via VS Code | No |
| Firebase Integration | Direct | No | No | No | No | Manual |
| Google Cloud | Enterprise plan | No | No | No | No | No |
| Offline Mode | Agent skills | No | No | No | No | No |
| Scheduled Tasks | Cron-based | No | No | No | No | No |
| Voice Mode | Live transcription | No | No | No | No | No |
| Free Tier Quality | Good (3.5 Flash) | Very limited | Limited | Limited | Very limited | Very limited |
| Quota Issues | Known capacity problems | Reliable | Reliable | Reliable | Reliable | Reliable |
| Best For | Google ecosystem devs, Android, multi-agent | CLI purists | UI-first devs | Claude-in-IDE | VS Code users | Beginners, browser dev |
#
When to Choose Antigravity
“Practical knowledge for real AI workflows”
Why This Matters for Your Workflow
AI tools are reshaping how professionals across Asia work, create, and compete. The right tool stack can save 10+ hours per week.
💡 💡 Pro Strategy
Start with one tool that solves your biggest bottleneck. Master it before adding more. Most users see 80% of value from their first tool.
#
When to Skip Antigravity
---
13. Pros and Cons
“Practical knowledge for real AI workflows”
#
Pros
#
Cons
“Practical knowledge for real AI workflows”
The Data Speaks for Itself
Market adoption is accelerating. Early adopters see measurable gains in productivity, output quality, and cost savings.
---
14. Frequently Asked Questions
Q: Is Google Antigravity free?
A: Yes, there's a generous free tier with access to Gemini 3.5 Flash and other models. Weekly rate limits apply.
Q: What happened to Gemini CLI and Gemini Code Assist?
A: Both were deprecated on June 18, 2026. Antigravity CLI and Antigravity 2.0 are the replacements.
Q: Can I use Antigravity in VS Code?
A: Antigravity CLI can run in a VS Code terminal. Antigravity IDE is a standalone editor. The old Gemini Code Assist extension no longer works.
Q: What models does Antigravity support?
A: Gemini 3.5 Flash, Gemini 3.1 Pro, Gemini 3 Flash, Claude Sonnet & Opus 4.6, and gpt-oss-120b.
Q: How do I migrate from Gemini CLI?
A: Install Antigravity CLI, authenticate, export your Gemini CLI skills, and import them as plugins.
Q: Can Asian developers use Antigravity effectively with latency?
A: Yes. Connect to your nearest Google Cloud region (Singapore, Tokyo, Seoul, Mumbai, Jakarta, Taiwan).
Q: What payment methods work for Asian users?
A: Credit/debit cards are most reliable. Google Play Store credits (via gift cards) work well for unbanked users across Asia.
---
15. Verdict: Should Asian Developers Use Antigravity?
Yes, if you're building on Google's ecosystem. If you use Firebase, build Android apps, or deploy on Google Cloud, Antigravity is a no-brainer — the integration alone justifies the learning curve.
Maybe, if you're evaluating it as your primary AI coding tool. The multi-model support is genuinely unique — no other tool lets you use Gemini, Claude, and open models on the same platform. The agent-first approach is where the industry is heading. But the quota issues and credit system are real frustrations.
No, if you want a traditional IDE experience with predictable pricing. Cursor or GitHub Copilot are better choices if you want your AI assistant to work like an enhanced autocomplete rather than an autonomous agent.
For Asian solopreneurs and freelancers: the free tier is worth trying. Start with Antigravity CLI (lightweight, Go-based, works on any machine), build something small, and see how the quota system feels for your workflow. If you hit limits, Pro at $20/mo is competitive with Cursor and Claude Pro.
---
*Last updated: August 28, 2026*
*This guide will be updated as Antigravity's ecosystem evolves.*
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