Antigravity CLI vs Grok Build — Feature Comparison
Quick answer: Antigravity CLI supports 16 of 18 tracked features; Grok Build supports 17 of 18. Matrix last updated September 13, 2026.
Verdict: Antigravity vs Grok
Grok Build is the better choice for most developers, but Antigravity CLI is the stronger pick for teams that rely on coordinated multi-file edits. Grok Build edges ahead on breadth: it supports both VS Code and JetBrains integrations, meaning developers can stay in their IDE of choice without context-switching to a terminal, and it matches or beats Antigravity CLI on nearly every other tracked capability (17/18 vs 16/18). Its release cadence is also notably more aggressive — over a hundred releases tracked, with more than a hundred in the recent window alone — suggesting a team that is iterating rapidly and responding quickly to user feedback. Antigravity CLI, by contrast, holds a meaningful differentiator in multi-file editing support, a capability Grok Build currently lacks. For workflows that involve large-scale refactors, cross-module changes, or coordinated edits spanning many files at once, that single feature gap in Grok Build could be a genuine friction point. Antigravity CLI's own cadence is respectable — the vast majority of its tracked releases are recent — so it is not a stagnant project. The decision ultimately hinges on where you work: if your team lives inside VS Code or a JetBrains IDE and values a tool that ships updates at high frequency, Grok Build is the safer long-term bet. If your workflow is terminal-first and multi-file coordination is a daily need, Antigravity CLI is the more capable tool for that specific job.
Choose Antigravity CLI if: Choose Antigravity CLI if multi-file editing is a core part of your workflow — refactoring across modules, bulk changes, or terminal-first development where IDE integrations are irrelevant.
Choose Grok Build if: Choose Grok Build if you work primarily in VS Code or a JetBrains IDE and want a rapidly evolving tool with the broadest tracked feature coverage and deep editor integration.
Key differences
- Grok Build integrates natively with VS Code and JetBrains; Antigravity CLI does not
- Antigravity CLI supports multi-file editing; Grok Build does not
- Grok Build has a significantly higher release cadence (107 recent releases vs 36 for Antigravity CLI), indicating faster iteration
- Feature coverage is nearly equal (17/18 vs 16/18), so the real differentiator is workflow context, not raw capability count
- Antigravity CLI is the stronger terminal-native option; Grok Build is optimized for integrated IDE environments
At a glance
| Tool | Latest version | Release date | Releases tracked |
|---|---|---|---|
| Antigravity CLI | v1.2.2 | September 12, 2026 | 45 |
| Grok Build | v1.0.30 | September 11, 2026 | 139 |
Core Editing
Multi-file editing, streaming, undo capabilities
| Feature | Antigravity | Grok |
|---|---|---|
| Multi-file Editing — Edit multiple files in a single operation | ✓ (v1.1.22 mentions handling large batches of files) | — |
| Streaming Output — Real-time streaming of AI responses | ✓ since 1.2.1 | ✓ since 1.0.30 |
| Undo/Redo — Ability to undo and redo changes | ✓ since 1.2.2 | ✓ since 1.0.15 |
| Diff View — Visual comparison of changes | ✓ since 1.2.0 | ✓ since 1.0.23 |
Terminal Integration
Shell and command execution support
| Feature | Antigravity | Grok |
|---|---|---|
| Command Execution — Run shell commands | ✓ since 1.2.2 | ✓ since 1.0.25 |
| Shell Integration — Integration with user shell environment | ✓ (v1.1.23 mentions smarter command autocompletion and subcommand handling; general CLI nature implies shell integration) | ✓ since 0.2.105 |
| Background Tasks — Run tasks in background | ✓ since 1.2.2 | ✓ since 1.0.25 |
MCP Support
Model Context Protocol server and client capabilities
| Feature | Antigravity | Grok |
|---|---|---|
| MCP Client — Connect to MCP servers | ✓ since 1.2.2 | ✓ since 1.0.22 |
| MCP Server — Expose as MCP server | ✓ since 1.2.2 | ✓ since 1.0.22 |
| Custom Tools — Define and use custom tools | ✓ (Multiple releases mention custom agents with control over dependencies and default components (v1.2.1, v1.1.27)) | ✓ since 1.0.1 |
IDE Integrations
VS Code, JetBrains, and other editor support
| Feature | Antigravity | Grok |
|---|---|---|
| VS Code — Visual Studio Code integration | — | ✓ since 1.0.1 |
| JetBrains — IntelliJ/WebStorm integration | — | ✓ since 0.2.96 |
| Vim/Neovim — Vim or Neovim integration | ✓ since 1.1.27 | ✓ since 1.0.25 |
| Web UI — Browser-based interface | ✓ since 1.1.28 | ✓ since 1.0.7 |
Agentic Features
Planning, tool use, and autonomous capabilities
| Feature | Antigravity | Grok |
|---|---|---|
| Planning Mode — Plan before executing changes | ✓ since 1.1.28 | ✓ since 1.0.22 |
| Autonomous Mode — Extended autonomous operation | ✓ since 1.2.2 | ✓ since 1.0.25 |
| Task Decomposition — Break complex tasks into steps | ✓ since 1.1.28 | ✓ since 1.0.25 |
| Context Management — Manage context across conversations | ✓ since 1.2.2 | ✓ since 1.0.30 |
Feature timeline: who shipped first
First release where Antigravity and Grok each shipped a notable feature, and which tool led.
| Feature | Antigravity | Grok | Who led |
|---|---|---|---|
| Custom Slash Commands | July 16, 2026 | July 9, 2026 | Grok first, 7d ahead |
| Subagents / Parallel Agents | July 24, 2026 | June 18, 2026 | Grok first, 36d ahead |
| Sandboxing / Permission Modes | June 3, 2026 | August 26, 2026 | Antigravity first, 83d ahead |
| Background Tasks | July 1, 2026 | September 4, 2026 | Antigravity first, 64d ahead |
| Hooks | — | June 18, 2026 | only Grok |
| Skills / Plugins | June 17, 2026 | June 11, 2026 | Grok first, 6d ahead |
| MCP Support | August 20, 2026 | — | only Antigravity |
| Extended Thinking | July 21, 2026 | July 1, 2026 | Grok first, 20d ahead |
| Voice Input | August 26, 2026 | July 1, 2026 | Grok first, 56d ahead |
| Planning Mode | July 8, 2026 | — | only Antigravity |
| Project Memory Files | July 24, 2026 | — | only Antigravity |
| Image / Vision Input | June 30, 2026 | May 20, 2026 | Grok first, 41d ahead |
| Headless / Non-interactive Mode | July 28, 2026 | August 26, 2026 | Antigravity first, 29d ahead |
| Web Search / Fetch | — | May 21, 2026 | only Grok |
| Checkpoints / Rewind | — | May 28, 2026 | only Grok |
| Todo / Task List | — | May 22, 2026 | only Grok |
| JetBrains Support | — | May 26, 2026 | only Grok |
Release velocity
Havoptic tracks 45 Antigravity releases and 139 Grok releases. See release frequency charts for side-by-side velocity analysis, or browse the Antigravity CLI changelog and Grok Build 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.