Head to head / Harness
Google Antigravity vs Kilo Code
Google Antigravity: Google's agent-first IDE, desktop app, CLI, and SDK for running agent teams. Kilo Code: Open-source coding agent for IDEs, CLI, desktop, and cloud, with parallel worktrees.
| Fact | Harness | Harness |
|---|---|---|
| Kind | Harness | Harness |
| Status | Active | Active |
| Source | Closed source | Open source |
| License | proprietary | MIT |
| Pricing | Freemium · Individual Free · Google AI Pro $19.99/mo · Business (Google Cloud) $30/mo · Google AI Ultra (5x) $100/mo · Google AI Ultra (20x) $200/mo | Freemium · Free · Teams $15/mo · Kilo Pass Starter $19/mo · Enterprise Contact sales |
| Model access | Your subscription | Your API key, Vendor credits, Local models |
| Platforms | macOS, Linux, Windows | macOS, Linux, Windows, Web |
| Interfaces | Desktop, CLI, IDE extension, API | IDE extension, CLI, TUI, Desktop, Web |
| Install | curl -fsSL https://antigravity.google/cli/install.sh | bash | https://marketplace.visualstudio.com/items?itemName=kilocode.Kilo-Code (VS Code Marketplace) |
| GitHub | No public repository | ★ 27.6k · checked 2026-10-18 |
| Last verified | 2026-10-18 | 2026-10-18 |
| Worktrees | ✓ | ✓ |
| Parallel agents | ✓ | ✓ |
| Subagents | ✓ | ✓ |
| MCP | ✓ | ✓ |
| Remote access | ? | ✓ |
| Cloud sandbox | ? | ✓ |
| Diff review | ✓ | ✓ |
| Plan mode | ✓ | ✓ |
✓ yes ✗ no ? not verified yet
How we check facts More head to heads