Google Antigravity is Google’s agentic development platform. The product home at antigravity.google lists four surfaces—Antigravity App (2.0), CLI, IDE, and SDK—and says the platform is available on macOS, Windows, Linux, and Googlebook, with a “Available at no charge” note on the marketing page. This guide sticks to what Google’s own blog and docs publish: what 2.0 changed, how the CLI/SDK fit, and how that layout differs from editor-first tools such as Cursor (only using each vendor’s public product pages).
Key takeaways
- Product home frames Antigravity as an agent-first platform with App, CLI, IDE, and SDK entry points (antigravity.google).
- Antigravity 2.0 (team blog, May 19, 2026) is a standalone desktop app with no IDE—agents run sync/async, with dynamic subagents, JSON hooks, Scheduled Tasks, and project-based grouping (Introducing Google Antigravity 2.0).
- CLI and SDK share the same agent harness as 2.0; CLI is terminal/TUI-first; SDK is
pip install google-antigravitywith PythonAgent/LocalAgentConfig(CLI blog, SDK docs). - Google Cloud’s June 10, 2026 post summarizes when to pick each surface (Choosing your surface).
- Versus Cursor: Antigravity’s official materials split agent orchestration from an optional IDE; Cursor’s public site positions a coding agent with desktop, CLI, parallel agents, and multi-model choice (cursor.com). This is a product-shape comparison, not a quality or pricing scoreboard.
What Google Antigravity Is
On the product page, Google describes Antigravity as an agentic development platform for the “agent-first era,” aimed at professional developers and hobbyists alike. The four marketed surfaces:
| Surface | Official framing (product / Cloud Blog) |
|---|---|
| Antigravity App / 2.0 | Command center for multiple local agents in parallel; projects, workspaces, scheduled messages; Cloud Blog: desktop app for multiple simultaneous tasks |
| Antigravity CLI | Lightweight terminal-first TUI; autonomous agents, shell commands, background subagents; Cloud Blog: CLI / headless |
| Antigravity IDE | Full agentic IDE with agent manager, artifacts, codebase understanding; Cloud Blog: edit code beside an agent |
| Antigravity SDK | Prototype custom agents on the Antigravity harness with minimal Python; Cloud Blog: build custom agents |
Download and docs links are on antigravity.google and the Cloud Blog’s download CTA.
Google Antigravity 2.0: What the Official Blog Confirms
The Antigravity Team’s May 19, 2026 post, Introducing Google Antigravity 2.0, states:
- 2.0 is a new standalone desktop application on macOS, Linux, and Windows.
- Users talk to agents synchronously and asynchronously; there is no IDE in 2.0 itself.
- It is available to enterprises, powered by the latest Gemini models, and keeps Agent Manager–style ideas from the earlier IDE while shipping as a separate app.
- New agent capabilities called out: dynamic subagents, asynchronous task management, JSON hooks.
- Scheduled Tasks (cron-style) can invoke agents on a schedule;
/scheduleis also listed among slash commands. - Conversations group by project (multi-folder, own settings/permissions) instead of a single repository “workspace.”
- Documented slash commands include
/goal,/grill-me,/schedule,/browser. - Voice input now does live transcription (vs sending raw audio files).
- Existing Antigravity IDE installs can update into 2.0 and optionally keep the IDE; icons differ (2.0 white background vs IDE black grid). Google recommends dual-wielding 2.0 with an IDE of choice; compatible extensions for other IDEs are described as “coming shortly” in that post.
- Looking-forward items named there (not claimed as already shipping in the same paragraph): Remote Control, more integrations, cloud-deployed agents.
We are not restating third-party “millions of users” marketing beyond what that blog itself asserts about IDE adoption.
Antigravity CLI and SDK
CLI
The May 19, 2026 CLI blog and the CLI overview docs say the CLI:
- Is the lightweight TUI way to invoke, monitor, and interact with Antigravity agents.
- Uses the same agent harness and shared settings as Antigravity 2.0.
- Lets you pull CLI conversations into 2.0 (e.g.
@conversation); conversations are not shared by default. - Fits SSH, tmux, and headless workflows (docs comparison table vs 2.0’s visual desktop footprint).
- Took inspiration from Gemini CLI as part of Google’s shared-harness unification (migration guides linked from the CLI blog).
Install steps live on Google’s download page; slash commands and keybindings are in the CLI docs—open those pages for the live list rather than copying a stale cheat sheet here.
SDK
The SDK overview describes a Python SDK (pip install google-antigravity) for autonomous agents on the Antigravity + Gemini harness: tool execution, context management, safety policies, and subagent delegation. Quickstart uses Agent and LocalAgentConfig, with GEMINI_API_KEY (or Vertex / Gemini Enterprise via vertex=True plus GCP project/location). Docs also point to a managed cloud REST/gRPC path under Gemini API Antigravity Agent documentation, and sample scripts under a getting_started GitHub directory named on that page.
Which Surface Should You Open First?
Paraphrased from Google Cloud’s June 10, 2026 post Choosing your surface:
| Need | Google’s suggested surface |
|---|---|
| Orchestrate many parallel agent tasks / projects | Antigravity 2.0 |
| Terminal / SSH / headless | Antigravity CLI |
| Edit and review code line-by-line with an agent | Antigravity IDE |
| Program custom agents / pipelines in Python | Antigravity SDK |
All four share the same underlying harness per that post.
Google Antigravity vs Cursor (Sourced Product Shape Only)
| Topic | Google Antigravity (official pages) | Cursor (cursor.com, checked for this article) |
|---|---|---|
| Positioning | Agent-first platform; 2.0 desktop without an IDE; optional separate IDE | “AI coding agent” with desktop UI, agents, and CLI called out on the homepage |
| Surfaces | App 2.0, CLI, IDE, SDK on one product family | Desktop agent experience, CLI install (curl https://cursor.com/install …), Slack/GitHub collaboration demos on the marketing site |
| Models (marketing) | 2.0 blog: powered by latest Gemini models; SDK uses Gemini / optional Vertex | Homepage model picker lists multiple third-party and Cursor models (names on the live page change—confirm on cursor.com) |
| Scheduling / automation | Official Scheduled Tasks and /schedule in 2.0 blog |
Homepage highlights parallel agents and automations-style workflows; exact product names vary by changelog entry |
| Pricing | Product home shows Available at no charge; detailed plan tiers are not restated here without opening Google One / Cloud billing pages this turn | Not copied from third-party roundups; use Cursor’s own pricing page if you need dollars |
Not claimed here: which tool writes better code, who wins on latency, or a ranked “best IDE” verdict. Those need controlled evals and live billing pages.
How to Get Started (Official Paths)
- Open antigravity.google and use the download / docs CTAs for your OS.
- New to the product: start with 2.0 if you want a visual multi-agent desk, or CLI if you live in the terminal (Cloud Blog guidance).
- Already on Antigravity IDE: the 2.0 blog says the next update can migrate you and ask whether to keep the IDE.
- Building custom agents: follow the SDK overview (
pip install google-antigravity, set API key, run the hello-world pattern).
FAQ
What Is Google Antigravity?
Google’s agentic development platform marketed at antigravity.google, spanning desktop App 2.0, CLI, IDE, and Python SDK surfaces that share one agent harness (per Google Cloud’s surface guide).
Is Antigravity 2.0 an IDE?
No. The May 19, 2026 blog states 2.0 is a standalone desktop app with no IDE. The separate Antigravity IDE remains available for agent-in-editor workflows, and Google recommends pairing 2.0 with an IDE of choice.
Does Antigravity Include a CLI and SDK?
Yes. Official CLI and SDK blogs/docs describe a terminal TUI and a Python SDK (google-antigravity) on the same harness as 2.0.
How Does It Differ From Cursor?
At the product-page level: Antigravity’s flagship 2.0 is agent orchestration without an embedded IDE, plus distinct CLI/SDK/IDE apps; Cursor markets an integrated coding-agent product (desktop + CLI + parallel agents) on cursor.com. Capability depth and pricing need each vendor’s live docs—not a single score.
Is Google Antigravity Free?
The product marketing page shows Available at no charge. Enterprise/Gemini/API billing nuances belong on Google’s live download and Cloud docs—confirm there before budgeting.
Sources
- Google Antigravity: “Product home” (checked October 28, 2026 UTC+8)
- Antigravity Team: “Introducing Google Antigravity 2.0” (May 19, 2026; checked October 28, 2026 UTC+8)
- Antigravity Team: “Google Antigravity CLI” (May 19, 2026; checked October 28, 2026 UTC+8)
- Google Antigravity Docs: “Antigravity SDK overview” (checked October 28, 2026 UTC+8)
- Google Antigravity Docs: “Antigravity CLI Overview” (checked October 28, 2026 UTC+8)
- Google Cloud Blog: “Choosing your surface: Antigravity 2.0, Antigravity CLI, Antigravity IDE, or Antigravity SDK” (June 10, 2026; checked October 28, 2026 UTC+8)
- Cursor: “cursor.com” homepage (checked October 28, 2026 UTC+8)
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Prepared with automated editorial assistance and checked against Google Antigravity / Google Cloud and Cursor public pages on October 28, 2026 (UTC+8).
Cover: AI Rank title card (no third-party photo).