Last updated: 2026-04-13

Google Antigravity vs Codex CLI

Independent comparison of features, performance, and use cases
Quick Answer

Google Antigravity is best for Agentic Workflows, while Codex CLI targets Terminal-First Workflows. On our independent 100-point evaluation, Google Antigravity scores 92/100 vs Codex CLI's 87/100 — a 5-point gap reflecting measurable differences across ten capability dimensions.

92/100

Google Antigravity

Google's revolutionary AI-powered IDE that enables autonomous AI agents to handle complex coding tasks through an agent-first approach with dual interface views.
Agentic WorkflowsAI-Native DevelopmentMulti-Agent Orchestration

Quick Verdict

Google Antigravity focuses on Agentic Workflows and AI-Native Development and scores 92/100 in our independent evaluation. Google Antigravity represents a paradigm shift in AI-assisted development, moving beyond code completion to full agentic automation.

87/100

Codex CLI

OpenAI's open-source terminal coding agent built in Rust. Supports long-running tasks, multitasking, and GitHub pushes. Uses a smaller codex-1 model optimized for low-latency local editing.
Terminal-First WorkflowsOpen Source DevelopmentLocal Code Editing

Quick Verdict

Codex CLI focuses on Terminal-First Workflows and Open Source Development and scores 87/100 in our independent evaluation. Codex CLI is OpenAI's open-source answer to Claude Code, launched February 2026 as a Rust-based terminal agent.

📊 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
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
Detailed Pricing View Google Antigravity pricing View Codex CLI pricing

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
Overall Score 92/100 87/100 Google Antigravity
Community Channels 2 channels 0 channels Google Antigravity

The Bottom Line

Google Antigravity and Codex CLI each serve different needs. Google Antigravity scores higher (92/100 vs 87/100) and tends to excel in Agentic Workflows and AI-Native Development. The right pick depends on your workflow, team size, and technical constraints.

Choose Google Antigravity if: you prioritize Agentic Workflows and AI-Native Development and want the higher-rated option (92/100 vs 87/100).

Choose Codex CLI if: you prioritize Terminal-First Workflows and Open Source Development and accept a slightly lower headline score for its specialized fit.

Try Google Antigravity Try Codex CLI
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