Google Antigravity
Google Antigravity
VS
Kilo Code
Kilo Code

Google Antigravity vs Kilo Code Which AI Agent Is Better?

An in-depth comparison of Google Antigravity and Kilo Code across output quality, autonomy, reliability, speed, value, and ease of use. Vote for your favorite.

Community Vote

Pick a winner in each category — you can change your vote anytime.

Output Quality
Writes correct, production-ready code and answers
Autonomy
Completes multi-step tasks end-to-end without hand-holding
Reliability
Consistent results — doesn't go off the rails or break
Speed
Fast responses and quick task turnaround
Value
What you get for what you pay
Ease of Use
From install to first useful result with minimal friction
Antigravity
Kilo Code
Category
Coding Agent
IDE Extension
Pricing
Free public preview
Free / Pro via Standard Compute
Open Source
No
Yes
Best For
Developers who want to try the most agentic IDE experience available today
VS Code users who want an open-source AI coding assistant
Key Features
Agent manager for parallel agents, Editor + terminal + browser control, Verifiable artifacts (plans, recordings)
VS Code integration, Multi-file editing, Intelligent refactoring

Verdict: Antigravity or Kilo Code?

Updated 2026-08-03

Choose Google Antigravity if you are developers who want to try the most agentic IDE experience available today. Choose Kilo Code if you are vS Code users who want an open-source AI coding assistant.

Editorially this matchup is a dead heat: each agent leads in 2 of our six categories. On price, Google Antigravity runs free public preview and is proprietary; Kilo Code runs free / pro via standard compute and is open source.

Where Kilo Code falls short
  • VS Code only — no JetBrains or terminal option
  • UI is less polished than paid editors like Cursor
Full Kilo Code review →

In-Depth Comparison

Google Antigravity Overview

Antigravity is Google's agentic development platform, launched alongside Gemini 3: a VS Code-style IDE where an agent manager dispatches agents that work across the editor, terminal, and a Chrome browser they control — producing verifiable artifacts (plans, screenshots, browser recordings) as they go. The free public preview and Gemini 3 Pro quality made it an instant heavyweight, but it's still early: capacity limits, preview rough edges, and early prompt-injection concerns around the browser-control surface mean production teams should keep a human on the loop.

Kilo Code Overview

Kilo Code is an open-source VS Code extension that brings powerful AI coding assistance directly into your editor. It supports multi-file editing, intelligent refactoring, and context-aware code generation. Works with any OpenAI-compatible API.

Score Breakdown

Output Quality
8.5
vs
7.5
Autonomy
9.0
vs
7.0
Reliability
7.0
vs
7.5
Speed
8.0
vs
8.0
Value
9.0
vs
9.0
Ease of Use
8.0
vs
8.5

Features

Antigravity
  • Agent manager for parallel agents
  • Editor + terminal + browser control
  • Verifiable artifacts (plans, recordings)
  • Gemini 3 Pro (plus other frontier models)
  • Cross-surface task orchestration
  • Free public preview
Kilo Code
  • VS Code integration
  • Multi-file editing
  • Intelligent refactoring
  • Context-aware completions
  • Custom model support
  • Codebase search

Whichever you pick — run it with no usage limits

Both work with any OpenAI-compatible provider. Point the base URL at Standard Compute and get frontier-model compute with no usage limits from $39/mo flat — no per-token billing, no 429 rate limits.

Kilo Code setup guide →

Weighing the cost of running it? Cheapest API for Kilo Code

Kilo Code runs on Standard Compute

Standard Compute

Current frontier models Claude Fable 5 · GPT-5.6 Sol

Your agents never stop.
Your bill never grows.

Frontier models when it counts. Efficient models when it doesn’t. No usage limits. One flat bill.

Plans from $39/mo · cancel anytime · 7-day fair refund · Kilo Code setup →

7-day fair refund No credit card needed Billing by Stripe1,800+ agent users

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