Google Antigravity vs Codex CLI
Google Antigravity
Quick Verdict
Google Antigravity excels at agentic workflows and ai-native development with a score of 92/100. Google Antigravity represents a paradigm shift in AI-assisted development, moving beyond code completion to full agentic automation.
Codex CLI
Quick Verdict
Codex CLI excels at terminal-first workflows and open source development with a score of 87/100. Codex CLI is OpenAI's open-source answer to Claude Code, launched February 2026 as a Rust-based terminal agent.
π Visual Score Comparison
Side-by-side comparison of key performance metrics across six evaluation criteria
Technical Specifications
| Feature | Google Antigravity | Codex CLI |
|---|---|---|
| Core AI Model(s) | Powered by Google's Gemini 3 Pro model as default, with support for Anthropic's Claude Sonnet 4.5 and OpenAI's GPT-OSS for flexible model selection. | Not specified |
| Context Window | Supports large context windows through Gemini 3 Pro's advanced architecture, with multimodal processing of code, images, and design mocks. | Not specified |
| Deployment Options | Available as a downloadable desktop application for Windows, macOS, and Linux. Currently in public preview with enterprise features planned. | Not specified |
| Offline Mode | Limited offline capabilities; core agentic features require cloud connectivity for AI model inference and agent orchestration. | Not specified |
Core Features Comparison
Google Antigravity Features
- Agentic development with autonomous AI agents
- Dual interface: Editor View and Manager View
- Artifact transparency system for trust verification
- Multimodal capabilities (code, images, design mocks)
- Multi-model support (Gemini 3 Pro, Claude Sonnet 4.5, GPT-OSS)
- Self-improvement mechanism learning from user feedback
Codex CLI Features
- Open-source terminal agent built in Rust for speed and reliability
- Long-running autonomous task execution with multitasking
- codex-1 model optimized for low-latency code editing
- GitHub push and PR creation directly from terminal
- Sandboxed execution with network-disabled mode for security
- Works alongside Codex Web (cloud) as the local complement
Pricing & Value Analysis
| Aspect | Google Antigravity | Codex CLI |
|---|---|---|
| Pricing URL | View Google Antigravity Pricing | View Codex CLI Pricing |
| Overall Score | 92/100 | 87/100 |
| Best For | Agentic Workflows, AI-Native Development, Multi-Agent Orchestration | Terminal-First Workflows, Open Source Development, Local Code Editing |
Best Use Cases
Google Antigravity Excels At
- Orchestrating multiple AI agents to work on different parts of a large codebase simultaneously
- End-to-end feature development from design mocks to implementation using multimodal AI
- Complex refactoring tasks with autonomous planning, execution, and validation by AI agents
Codex CLI Excels At
- Local terminal-based agentic coding with OpenAI models
- Autonomous task execution with sandboxed environment for security
- Multitasking across parallel coding tasks from the command line
Performance & Integration
| Category | Google Antigravity | Codex CLI | Winner |
|---|---|---|---|
| IDE Support | Google Antigravity is a standalone AI-native IDE. Integrates with Google Cloud services and supports extensions. | Multiple IDEs supported | Tie |
| Community | Active community | Limited community | Tie |
| Data Richness | Comprehensive | Moderate | Google Antigravity |
| Overall Score | 92/100 | 87/100 | Google Antigravity |
The Bottom Line
Both Google Antigravity and Codex CLI are capable AI coding tools, but they serve different needs. Google Antigravity scores higher (92/100 vs 87/100) and excels in agentic workflows and ai-native development. The choice depends on your specific workflow, team size, and technical requirements.
Choose Google Antigravity if: you prioritize agentic workflows and ai-native development and want the higher-rated option (92/100).
Choose Codex CLI if: you prioritize terminal-first workflows and open source development and don't mind a slightly lower score for specialized features.
Get the full comparison wallchart β scores, features, and decision guide in one printable PDF.