Head to head / Harness
jcode vs Reasonix
jcode: Rust coding agent built for running many parallel sessions in one repository. Reasonix: Open-source coding agent for the terminal, desktop app, browser and VS Code.
| Fact | Harness | Harness |
|---|---|---|
| Kind | Harness | Harness |
| Status | Active | Active |
| Source | Open source | Open source |
| License | MIT | MIT |
| Pricing | Freemium · Free · $10 $10/mo · $20 $20/mo · $50 $50/mo · $100 $100/mo · $200 $200/mo · $500 $500/mo · $1,000 $1,000/mo | Free · Free |
| Model access | Your subscription, Your API key, Vendor credits | Your API key |
| Platforms | macOS, Linux, Windows | macOS, Linux, Windows |
| Interfaces | CLI, TUI, Desktop | CLI, TUI, Desktop, Web, IDE extension |
| Install | curl -fsSL https://jcode.sh/install | bash | npm install -g reasonix |
| GitHub | ★ 21.0k · 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