On April 2, 2026, Cursor released version 3—a major update that has sparked intense debate in the developer community. At the same time, Google rolled out Antigravity as its full-featured AI-native development environment. The question on everyone's mind: which one should I use?
This article compares Antigravity and Cursor 3 across multiple dimensions so you can make an informed decision.
Positioning: Antigravity vs. Cursor 3
Antigravity (Google)
Antigravity is Google's answer to the AI IDE space—a development environment deeply integrated with Google's AI stack.
Key strengths:
- Seamless integration with Google Gemini (especially Gemini 2.0 Flash)
- Native support for Google Cloud Platform services
- Exceptional multilingual support
- Built-in Agent Kit for multi-agent systems
- Free and premium tiers both available
- Cloud-native architecture
Antigravity positions itself as "the Google ecosystem IDE."
Cursor 3 (Independent)
Cursor is a vendor-agnostic IDE that supports OpenAI, Claude, and Google Gemini. Version 3, released on April 2, introduces significant improvements.
Key strengths:
- Multi-model support—choose your LLM backend
- Fine-grained customization via
.cursorrules - Independent from any single vendor
- Tiered pricing (Hobby free, Pro, Business)
- Vibrant community with plugins and extensions
Cursor 3 positions itself as "the freedom to choose your LLM."
Feature Comparison
Code Completion
Antigravity:
- Ultra-fast completion powered by Gemini 2.0 Flash
- Superior understanding of context across large files
- Fewer spurious suggestions
- Excellent for Japanese and other non-ASCII languages
Cursor 3:
- Completion quality depends on which model you select
- Can switch models per-project
.cursorrulesallows fine-tuned behavior control- Flexibility at the cost of consistency
Agent Capabilities
Antigravity:
- Agent Kit 2.0 fully integrated
- Multi-agent orchestration built-in
- AGENTS.md for centralized configuration
- Auto-continue for long-running tasks
- Sophisticated memory management
Cursor 3:
- No native agent framework
- Chat can simulate agentic behavior
- Requires integration with external tools (e.g., Claude Agents) for true automation
Chat
Antigravity:
- Gemini chat natively integrated
- Understands file and project context
- Seamless execution from explanation to code
Cursor 3:
- Multi-model chat support
.cursorrulesautomatically included in chat context- File references and search features
Pricing as of April 2026
Antigravity Pricing
- Free tier: Basic completion and chat, rate-limited
- Pro: Full Agent Kit access, priority support
Cursor 3 Pricing
- Hobby (free): Basic completion, API key required
- Pro ($20/month): Unlimited completion, chat, full features
- Business ($40/month): Team management, SSO, admin controls
Use Case Guide
Choose Antigravity if:
- You rely on Google/GCP — Firebase, Cloud Functions, Vertex AI
- You need agent automation — complex task orchestration
- You prefer to start free — free tier is genuinely usable
- You work with non-English codebases — especially strong Japanese support
Choose Cursor 3 if:
- You want model freedom — test different LLMs easily
- Customization is critical —
.cursorrulesfine-tuning - Community plugins matter — rich ecosystem of extensions
- You need team/enterprise features — SSO, centralized management
The 2026 AI IDE Market
The AI IDE landscape is fragmenting rather than consolidating.
Trends:
- Polyglot development is standard — developers now use multiple AI IDEs
- Vendor independence is valued — no lock-in to Google, OpenAI, or Anthropic
- Agents are table stakes — automation is expected, not optional
- Price competition is real — free tiers are increasingly capable
Outlook:
Rather than competition, expect Antigravity and Cursor 3 to coexist. Large teams will use both. Individual developers should try both free tiers and choose based on which LLM(s) they prefer and whether they need native agent support.
The real winner is the developer—you finally have genuine choices.