Head to head / Harness
Codex CLI vs Command Code
Codex CLI: OpenAI's open-source coding agent for the terminal, with cloud and app-server counterparts. Command Code: Terminal, desktop, and IDE coding agent for open and frontier models that adapts to your code style.
| Fact | Harness | Harness |
|---|---|---|
| Kind | Harness | Harness |
| Status | Active | Active |
| Source | Open source | Closed source |
| License | Apache-2.0 | proprietary |
| Pricing | Freemium · Free · Go $8/mo · Plus $20/mo · Business Standard $25/mo · Pro $100/mo · Business Premium $125/mo · API Key Pay as you go | Paid · Go $1/mo · GOAT $10/mo · Provider $15/mo · Pro $20/mo · Teams $40/mo · Max 10× $100/mo · Max 20× $200/mo · Enterprise Contact sales |
| Model access | Your subscription, Your API key | Your subscription, Your API key, Vendor credits, Local models |
| Platforms | macOS, Linux, Windows | macOS, Linux, Windows |
| Interfaces | CLI | CLI, TUI, Desktop, IDE extension |
| Install | curl -fsSL https://chatgpt.com/codex/install.sh | sh | npm i -g command-code@latest |
| GitHub | ★ 130k · checked 2026-10-18 | ★ 4.1k · checked 2026-10-19 |
| Last verified | 2026-10-18 | 2026-10-19 |
| 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