Google Antigravity: The New Best AI Editor? [it's FREE]

Google Antigravity: The New Best AI Editor? [it's FREE]

by Astro K Joseph · View the channel on PSI

Applied Sciences & Engineering AI — Models & Research UYQArtificial intelligence (AI)UYQFGenerative artificial intelligence
🎙 Astro K Joseph 👥 85K 📅 November 19, 2025 ⏱ 14 min 👁 47K 📄 expert opinion 🧭 2026-09-17
Available in: English (current) Français

Keywords

Google AntigravityAI IDEcursor alternativeGemini 3 Proagent manager

Summary

This video presents an hands-on review of Google’s new AI-powered IDE, Antigravity, which is currently free to use. The author, Astro K Joseph, demonstrates the tool’s interface, highlighting its similarity to existing AI editors like Cursor, and explores its two main interaction modes: a chat-based agent for coding tasks and an agent manager that enables running multiple sub-agents concurrently. The video includes live tests where the AI generates a landing page, a financial dashboard, and an image converter app, showcasing its ability to write code, install packages, and even control a browser for testing. The author also mentions integration with Google’s Gemini 3 Pro model and notes that the tool supports other models like Claude Sonnet 4.5. A sponsor segment for TestSprite appears mid-video. Overall, the review is positive, praising the IDE’s free access and multi-agent capabilities, but the author admits this is a preliminary exploration and more features remain to be discovered.

153 words

Critical Evaluation

Value of the Information & Strength of the Argument

The video provides a clear, structured demonstration of Antigravity’s core features, with practical examples that illustrate the tool’s workflow. The author’s argumentation is straightforward, based on direct usage experience, and compares the tool’s interaction patterns to established competitors like Cursor, which adds credibility for viewers familiar with those tools. However, the evaluation is subjective and limited to a few use cases; there’s no benchmarking, performance measurement, or deep technical analysis. The presentation of ‘free’ access is highlighted but without clarity on the duration or future pricing, which may influence user decisions.

Scientific Rigor, Source Quality, Title Accuracy

The video relies primarily on the author’s own testing and observation; no external scientific or technical sources are cited beyond the official Antigravity website and personal links. The title accurately matches the content—a first-impression review of Google Antigravity. The description includes several promotional links (TestSprite sponsor, Scrimba, etc.) which are clearly separate from the editorial content. Given the lack of formal sources or verification, the scientific rigor is low, but the content is transparent about being a preliminary test. Adequation between title and content is excellent, with no misleading elements.

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Title / Content Match

The title accurately reflects the content: a review and demonstration of Google Antigravity, presented as a potential alternative to Cursor. No clickbait observed.

Quality & Reliability

5/10

The video is a preliminary exploration of a new AI IDE, based on the author's own hands-on testing without rigorous verification or comparison with official specifications. Claims about model capabilities are anecdotal and not backed by benchmarks. The content is informative but lacks depth and objective evaluation.

Key Moments

Markers derived by PSI from the transcript: the creator did not define chapters.

Cited Sources

External References

Contribution & Novelties

The video contributes a first-hand look at Google’s new AI IDE, highlighting its multi-agent system and free access to Gemini 3 Pro. It demonstrates practical use cases that are relevant to developers evaluating AI coding tools. The ‘agent manager’ feature allows parallel execution of agents on the same or different projects, which is a notable differentiator. However, the review is shallow and doesn’t compare objectively with competitors beyond superficial mention.

Pour aller plus loin :

  • Google Antigravity official — Official product page for downloading and exploring features.
  • Cursor – AI Code Editor — A leading AI-powered code editor that Antigravity is often compared to; useful for comparative analysis.
  • Gemini 3 Pro model details — Unofficial reference; no confirmed URL? Actually, as of 2025, Gemini 3 Pro may not be officially announced. Since it’s mentioned in the video, we can refer to Gemini as the general product, but for specific model info, we can cite Google AI blog . To be safe, we’ll use the main Gemini page.
  • VS Code — Since Antigravity is a VS Code fork, understanding the base editor is relevant.

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Radar Profile

The radar profile shows balanced moderate scores across all dimensions, with a slight emphasis on quantity of information due to the 14-minute walkthrough, while technical depth and reliability are lower given the lack of rigorous testing and reliance on personal impressions.

Reliability 5/10