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Google Antigravity vs CodeRabbit

A feature-by-feature comparison of Google Antigravity and CodeRabbit across 7 capability categories.

First tool

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Second tool

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Modalities — Google Antigravity Wins

Modalities: Google Antigravity compared with CodeRabbit
Feature	Google Antigravity	CodeRabbit
Text Input	Yes, requires free plan. Agents are driven by text prompts in the desktop command center, IDE agent panel, and CLI.	Yes, requires free plan. Reviews are driven by PR diffs plus agentic chat. Coding Plans accept free-form text, issues, and PRDs.
Image Upload / Vision	Unknown. Vision attach in the agent panel was not confirmed on the product homepage or plans doc.	Unknown. Designs can feed Coding Plans; a general vision-upload path was not confirmed.
Image Generation	No. Documented as an agentic coding platform, not an image generator.	No. A code-review product, not an image generator.
Voice Mode	No. No conversational voice loop is documented.	No. No conversational voice loop is documented.
Video Understanding	No. Not a video-analysis product.	No. Not a video-analysis product.
Video Generation	No. Not a video generation product.	No. Not a video generation product.
File Upload (PDF, DOCX)	Yes, requires free plan. Agents operate on the local workspace/codebase. That is repo context, not a PDF chat uploader.	Yes, requires free plan. Operates on repository files and PR diffs. That is repo context, not a PDF chat uploader.
Code Execution	Yes, requires free plan. The CLI runs shell commands and coding agents. The IDE agent edits and verifies in the project.	Partial. Cloud Coding Agent can open PRs. Reviews themselves comment; they do not run your app.
Audio Input	No. No audio-file input is documented.	No. No audio-file input is documented.
Canvas / Artifact Editor	Unknown. Overlapping columns disagreed (partial vs yes); left unverified rather than copying a no.	Partial. Architectural diagrams and semantic diffs are review surfaces, not a chat canvas.
Screen Sharing / Computer Use	Partial. Browser-in-the-loop agents automate in-page tasks. That is computer-use-like, not a screen-share meeting product.	No. No computer-use desktop takeover.

Memory & Context — CodeRabbit Wins

Memory & Context: Google Antigravity compared with CodeRabbit
Feature	Google Antigravity	CodeRabbit
Persistent Memory	Partial. Custom agents and ~/.gemini/ plus .agents/ configs persist. That is project/user config, not ChatGPT-style memory of you.	Yes, requires plus plan. Learnings persist team preferences. You can also document standards for reviews.
Large Context Window	Unknown. Uses Gemini agent models; no token window is published on the Antigravity plans page.	Unknown. No token window is published on the pricing page.
Custom Instructions	Yes, requires free plan. Custom Agents are Markdown+YAML under .agents/agents/ or ~/.gemini/config/agents/.	Yes, requires free plan. Quiet/Chill/Assertive profiles, path instructions, and team standards configure review style.
Conversation History	Yes, requires free plan. Antigravity 2.0 groups conversations into Projects and can schedule messages.	Yes, requires free plan. PR review threads and in-app agentic chat persist on the Git host and CodeRabbit UI.

Integrations — Google Antigravity Wins

Integrations: Google Antigravity compared with CodeRabbit
Feature	Google Antigravity	CodeRabbit
Web Search / Browsing	Partial. Frontend pitch is browser-in-the-loop agents. That is agent browsing, not a cited search box.	Unknown. A first-party live-web search toggle was not confirmed.
Plugins / Extensions	Yes, requires free plan. Codelab: Antigravity IDE supports local and remote MCP servers; a blog covers IDE Extensions.	Yes, requires plus plan. MCP connections (5 on Essentials, more on higher plans), plus Jira and Linear.
API Access	Yes, requires free plan. Antigravity SDK is a documented Python surface for custom agents on the harness.	Yes, requires enterprise plan. API access is listed on Enterprise. Lower plans are Git-host/IDE/CLI.
Zapier Integration	Unknown. No first-party Zapier app was checked.	Unknown. No first-party Zapier app was checked.
Custom GPTs / Bots	Yes, requires free plan. Custom Agents (Markdown) can be selected in the GUI or run via agy --agent.	Partial. Learnings and path instructions specialize the reviewer. Not a GPT Store.
Real-time Collaboration	Unknown. Repo-shared .agents/ files help teams. Live multiplayer editing was not documented.	Partial. PR threads are multi-human. Not a live pair-programming canvas.
Live Social Data Integration	No. Not a live social-firehose product.	No. Not a live social-firehose product.
Live Citation Mapping	No. Not a cited-search product.	No. Not a cited-search product.

Developer — Google Antigravity Wins

Developer: Google Antigravity compared with CodeRabbit
Feature	Google Antigravity	CodeRabbit
Function Calling	Yes, requires free plan. Agents use tools, MCP, shell, and subagents rather than a chat-only reply.	Yes, requires plus plan. Agents loop with coding tools, linters/SAST, and MCP rather than chat-only replies.
Streaming Responses	Unknown. Token streaming in the agent UI is not documented as an API guarantee.	Unknown. Token streaming is not documented as an API contract.
Fine-Tuning	No. You pick Gemini (and on Ultra, third-party) models. No custom-weight training product.	No. Learnings adapt review style. No custom-weight training product.
Embeddings API	No. Not an embeddings API.	No. Not an embeddings API.
Structured Output (JSON)	Unknown. Artifacts exist in the IDE; JSON-schema guarantees were not documented.	Partial. Pre-merge checks and reports are structured. Not a JSON-schema chat API.
Reasoning / Thinking Mode	Yes, requires free plan. Core agent models include Gemini 3.1 Pro / 3.5 Flash. Ultra adds third-party models.	Yes, requires plus plan. Reviews reason over Codegraph/blast radius. Not a user-toggled Deep Think switch.
Local Execution	Yes, requires free plan. Agents run locally on the machine; models remain Google-hosted Gemini (and partners).	Partial. CLI/IDE review local diffs; Enterprise offers self-hosting. Models are otherwise hosted.
Open Weights	No. The harness is Google’s. Open-weight models are not the documented default.	No. The reviewer is a hosted product, not an open-weight model release.
Multi-Agent Orchestration	Yes, requires free plan. Command center runs multiple local agents in parallel; CLI manages background subagents.	Yes, requires plus plan. Loops with coding agents, Slack agent, and cloud coding agent are documented add-ons/plans.

Platforms — Tie

Platforms: Google Antigravity compared with CodeRabbit
Feature	Google Antigravity	CodeRabbit
Web App	No. Surfaces are desktop, IDE, and CLI. A browser IDE is not the documented product.	Yes, requires free plan. coderabbit.ai is the product UI (PR board, triage, settings) plus Git-host comments.
iOS App	No. Downloads are macOS, Windows, and Linux.	No. No iOS app is documented.
Android App	No. No Android client is documented.	No. No Android app is documented.
Desktop App	Yes, requires free plan. Antigravity 2.0 is a standalone desktop command center; Antigravity IDE is a separate desktop install.	No. IDE extensions and CLI, not a standalone desktop app.
Chrome Extension	No. No official Chrome extension is documented.	No. No official Chrome extension.

Privacy — Tie

Privacy: Google Antigravity compared with CodeRabbit
Feature	Google Antigravity	CodeRabbit
GDPR Compliant	Unknown. Needs a current Google DPA read for Antigravity specifically.	Partial. Enterprise lists an EU SaaS deployment. That is data residency, not a DPA we read here.
Opt Out of Data Training	Unknown. Training opt-out was not on the plans page checked.	Unknown. A consumer training opt-out toggle was not checked.
Enterprise Privacy Mode	Yes, requires enterprise plan. Teams use Google Cloud terms via Gemini Enterprise Agent Platform. Individual BYOK is explicitly unsupported.	Yes, requires enterprise plan. Custom RBAC, SSO, audit logging, self-hosting, vendor security review.

Workspaces — Tie

Workspaces: Google Antigravity compared with CodeRabbit
Feature	Google Antigravity	CodeRabbit
Projects / Folders	Yes, requires free plan. Antigravity 2.0 groups conversations into Projects and works across workspaces.	Yes, requires free plan. You pick repositories; Team adds multi-repo analysis.