Antigravity CLI vs OpenAI Codex CLI — Feature Comparison
Quick answer: Antigravity CLI supports 13 of 18 tracked features; OpenAI Codex CLI supports 17 of 18. Matrix last updated June 27, 2026.
Verdict: Antigravity vs Codex CLI
OpenAI Codex CLI is the stronger choice for most developers right now, owing to its significantly broader feature coverage and a long, well-established release track record. With 17 of 18 tracked features supported versus Antigravity CLI's 12, Codex CLI offers capabilities that matter deeply in day-to-day coding workflows: multi-file editing, undo/redo, planning mode, and native integrations with both VS Code and Vim/Neovim. These aren't niche extras — they reflect a mature, editor-aware toolchain that fits how developers actually work across projects. Codex CLI's release history also signals sustained investment and iterative refinement over a long period, while Antigravity CLI is a notably younger project with all of its tracked releases concentrated in a short recent window, suggesting it is still in early formation. That said, Antigravity CLI's concentrated, rapid release cadence is a genuine signal of active momentum, and a developer who finds its current feature set sufficient for their workflow may appreciate being an early adopter of something potentially ascending. The honest read, however, is that Antigravity CLI currently lacks any tracked capability that Codex CLI does not also have, making it difficult to recommend it over Codex CLI on feature grounds alone. Choose Codex CLI if reliability, feature breadth, and editor integration are priorities; revisit Antigravity CLI as it matures and potentially carves out differentiated strengths.
Choose Antigravity CLI if: Choose Antigravity CLI if you are an early adopter comfortable with a rapidly evolving, newer tool and your workflow fits comfortably within its current, more focused feature set.
Choose OpenAI Codex CLI if: Choose OpenAI Codex CLI if you want a battle-tested, feature-rich coding assistant with broad editor support (VS Code, Vim/Neovim), multi-file editing, and a long history of iterative releases.
Key differences
- Release maturity: Codex CLI has 126 tracked releases over an extended period; Antigravity CLI has 7, all recent, indicating it is an early-stage project
- Feature breadth: Codex CLI covers 17/18 tracked features; Antigravity CLI covers 12/18, with no exclusive features to offset the gap
- Editor integration: Codex CLI supports VS Code and Vim/Neovim natively; Antigravity CLI has no tracked editor integrations
- Workflow capabilities: Codex CLI includes multi-file editing, undo/redo, and planning mode — none of which Antigravity CLI currently supports
- Release cadence: Antigravity CLI shows a concentrated burst of activity suggesting rapid early development; Codex CLI shows steady, sustained iteration
At a glance
| Tool | Latest version | Release date | Releases tracked |
|---|---|---|---|
| Antigravity CLI | v1.0.14 | June 30, 2026 | 11 |
| OpenAI Codex CLI | rust-v0.142.4 | June 29, 2026 | 131 |
Core Editing
Multi-file editing, streaming, undo capabilities
| Feature | Antigravity | Codex CLI |
|---|---|---|
| Multi-file Editing — Edit multiple files in a single operation | — | ✓ (CLI operates on codebases with tool calls and code mode, implying multi-file editing capability across sessions) |
| Streaming Output — Real-time streaming of AI responses | ✓ since 1.0.11 | ✓ since rust-v0.142.0 |
| Undo/Redo — Ability to undo and redo changes | ✓ since 1.0.13 | ✓ since rust-v0.142.0 |
| Diff View — Visual comparison of changes | ✓ since 1.0.12 | ✓ since rust-v0.142.3 |
Terminal Integration
Shell and command execution support
| Feature | Antigravity | Codex CLI |
|---|---|---|
| Command Execution — Run shell commands | ✓ since 1.0.13 | ✓ since rust-v0.142.2 |
| Shell Integration — Integration with user shell environment | ✓ (v1.0.6 added shell-style path auto-completion for /open and /add-dir commands) | ✓ since rust-v0.137.0 |
| Background Tasks — Run tasks in background | ✓ since 1.0.11 | ✓ since rust-v0.142.0 |
MCP Support
Model Context Protocol server and client capabilities
| Feature | Antigravity | Codex CLI |
|---|---|---|
| MCP Client — Connect to MCP servers | ✓ since 1.0.7 | ✓ since rust-v0.142.2 |
| MCP Server — Expose as MCP server | ✓ since 1.0.7 | ✓ since rust-v0.142.2 |
| Custom Tools — Define and use custom tools | ✓ (v1.0.10 mentions 'builtin skill' and v1.0.9 mentions plugins installation with submodule support, suggesting custom tool) | ✓ since rust-v0.131.0 |
IDE Integrations
VS Code, JetBrains, and other editor support
| Feature | Antigravity | Codex CLI |
|---|---|---|
| VS Code — Visual Studio Code integration | — | ✓ since rust-v0.136.0 |
| JetBrains — IntelliJ/WebStorm integration | — | — |
| Vim/Neovim — Vim or Neovim integration | — | ✓ since rust-v0.136.0 |
| Web UI — Browser-based interface | ✓ since 1.0.13 | ✓ since rust-v0.142.0 |
Agentic Features
Planning, tool use, and autonomous capabilities
| Feature | Antigravity | Codex CLI |
|---|---|---|
| Planning Mode — Plan before executing changes | — | ✓ since rust-v0.142.0 |
| Autonomous Mode — Extended autonomous operation | ✓ since 1.0.12 | ✓ since rust-v0.142.0 |
| Task Decomposition — Break complex tasks into steps | ✓ since 1.0.13 | ✓ since rust-v0.142.0 |
| Context Management — Manage context across conversations | ✓ since 1.0.10 | ✓ since rust-v0.142.2 |
Release velocity
Havoptic tracks 11 Antigravity releases and 131 Codex CLI releases. See release frequency charts for side-by-side velocity analysis, or browse the Antigravity CLI changelog and OpenAI Codex CLI changelog.
Data source
Feature data is maintained in feature-matrix.json under a CC-BY-4.0 license. Release data comes from releases.json. Both are updated daily. See the methodology page for details on sourcing and human review.