Antigravity AI vs Windsurf: Which is Better?
Both Antigravity AI and Windsurf (by Codeium) are next-generation agentic coding platforms. While they share similar goals, they differ in implementation, features, and ecosystem. Here's a detailed comparison.
| Feature | Antigravity AI | Windsurf |
|---|---|---|
| Provider | Codeium | |
| AI Model | Gemini 2.0 | Custom + Claude/GPT-4 |
| Platform Type | Standalone + Extensions | Custom IDE (VS Code fork) |
| Agentic Capabilities | ✓ Advanced | ✓ Flows mode |
| Multi-file Editing | ✓ Yes | ✓ Yes (Cascade) |
| Codebase Understanding | ✓ Excellent | ✓ Excellent (Supercomplete) |
| Custom Rules | ✓ .antigravity files | ~ Basic rules |
| Free Tier | ✓ Full access (Beta) | ✓ Available |
| Pro Pricing | TBD (Beta) | $10/month |
Key Differences
🚀 Antigravity AI Strengths
- ✓Backed by Google with cutting-edge Gemini 2.0
- ✓Extensive custom rules system (.antigravity files)
- ✓Works as standalone app or IDE extension
- ✓Deep integration with Google Cloud ecosystem
- ✓Advanced reasoning and planning capabilities
⚡ Windsurf Strengths
- ✓Custom-built IDE optimized for AI workflows
- ✓"Cascade" feature for multi-file changes
- ✓Supercomplete for context-aware completions
- ✓Flows mode for agentic development
- ✓Generous free tier with unlimited usage
Feature Deep Dive
🤖 Agentic Capabilities
Antigravity AI
Full autonomous agent mode that can plan, execute, and verify complex multi-step tasks across your entire codebase.
Windsurf
Flows mode enables agentic behavior with the Cascade feature for intelligent multi-file editing and refactoring.
📝 Custom Rules & Workflows
Antigravity AI
Extensive .antigravity file system for defining team standards, architectural patterns, and development workflows.
Windsurf
Basic custom instructions and rules, but less structured than Antigravity's dedicated rules system.
🏗️ Platform Architecture
Antigravity AI
Flexible deployment: use as a standalone application or integrate with your existing IDE via extensions.
Windsurf
Custom IDE built on VS Code, optimized specifically for AI-powered development workflows.
When to Choose Antigravity AI
Choose Antigravity AI if you:
- →Prefer Google's Gemini 2.0 advanced AI capabilities
- →Need extensive custom rules for team standardization
- →Want flexibility to use your existing IDE
- →Work within the Google Cloud ecosystem
- →Want the latest cutting-edge AI features
When to Choose Windsurf
Choose Windsurf if you:
- →Want an IDE built from the ground up for AI
- →Love VS Code and want an enhanced version
- →Value the Cascade multi-file editing feature
- →Prefer a generous free tier with minimal restrictions
- →Want Supercomplete context-aware suggestions
Conclusion
Both Antigravity AI and Windsurf represent the future of agentic development. Antigravity AI offers Google's cutting-edge AI with extensive customization, while Windsurf provides a purpose-built IDE with innovative features like Cascade. Your choice depends on whether you prefer platform flexibility (Antigravity) or an AI-optimized IDE (Windsurf).