Head to head / Harness
Crush vs Reasonix
Crush: Charm's terminal coding agent with a TUI, LSP context, MCP support, and model switching. Reasonix: Open-source coding agent for the terminal, desktop app, browser and VS Code.
| Fact | Harness | Harness |
|---|---|---|
| Kind | Harness | Harness |
| Status | Active | Active |
| Source | Source available | Open source |
| License | FSL-1.1-MIT | MIT |
| Pricing | Free · Free | Free · Free |
| Model access | Your subscription, Your API key, Local models | Your API key |
| Platforms | macOS, Linux, Windows | macOS, Linux, Windows |
| Interfaces | CLI, TUI | CLI, TUI, Desktop, Web, IDE extension |
| Install | brew install charmbracelet/tap/crush | npm install -g reasonix |
| GitHub | ★ 28.7k · checked 2026-10-18 | ★ 35.8k · 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