Head to head / Harness
Amp vs Google Antigravity
Amp: Coding agent for terminal, web, macOS, and iOS that can run threads in hosted orbs. Google Antigravity: Google's agent-first IDE, desktop app, CLI, and SDK for running agent teams.
| Fact | Harness | Harness |
|---|---|---|
| Kind | Harness | Harness |
| Status | Active | Active |
| Source | Closed source | Closed source |
| License | proprietary | proprietary |
| Pricing | Freemium · Hobby Free · Individual $20/mo · Enterprise Contact sales | 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 |
| Model access | Your subscription, Your API key, Vendor credits | Your subscription |
| Platforms | macOS, Linux, Windows, Web, iOS | macOS, Linux, Windows |
| Interfaces | CLI, Desktop, Web, Mobile | Desktop, CLI, IDE extension, API |
| Install | curl -fsSL https://ampcode.com/install.sh | bash | curl -fsSL https://antigravity.google/cli/install.sh | bash |
| GitHub | No public repository | No public repository |
| 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