The useful answer is not a replacement.
Ghostty is a terminal emulator. CmdBrief includes a real terminal, but the product is the supervision layer around multiple products and agent CLIs. If you wanted a faster Terminal.app, Ghostty is in that category. If you wanted to see which of five products has an agent waiting on you, that is a different job.
Provider terms and product behavior can change. Confirm details in Ghostty’s docs and on cmdbrief.com.
The short answer
Pick Ghostty when you want a fast, native, feature-rich terminal: GPU-accelerated, platform-native UI, tabs and splits, macOS and Linux. Mitchell Hashimoto’s about page is explicit: Ghostty is not claiming to be the fastest or most native; it aims to be competitive on speed, features, and native UI instead of forcing you to pick two.
Pick CmdBrief when the unit you supervise is the product: agents, tasks, terminals, diffs, and browser context pinned together, attention rolled up, usage windows from several vendors. Apple silicon, macOS 26+.
Keep Ghostty if you already like it. CmdBrief is not trying to win a terminal bake-off.
The data behind this comparison
Every value here comes from Ghostty’s own feed or documentation, linked beside it. Version, release date and licence refresh automatically from the vendor’s feed; pricing, platform support and the verdicts below are read by a person and dated. Data checked 2026-09-29.
| Ghostty | CmdBrief | |
|---|---|---|
| Latest version | 1.3.1 · source | 0.5.35 · source |
| Released | 2026-03-13 · source | 2026-08-06 · Generally available since 2026-08-06. |
| Platforms | macOS universal binary (Apple silicon and Intel), requires macOS 13+; Linux packages or source; Windows planned · source | Apple silicon · macOS 26+ |
| Pricing | Free and open source; developed as a non-profit project, fiscally sponsored by Hack Club and funded by donations, with no paid tier · source | €29.99/month or €299.90/year · 14-day money-back guarantee |
| Licence | MIT (MIT License) · source | Proprietary |
| Tool | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Ghosttyv1.3.1 | No | No | No | No | No | No | No | No | Partial | Yes |
| CmdBriefv0.5.35 | Yes | Yes | Yes | Yes | Yes | Yes | Yes | No | No | No |
Pick a capability heading to read that column across every tool.
What Ghostty is for
From About Ghostty, Features, and the 1.3.0 release notes (fetched 2026-09-29):
- Ghostty is a terminal emulator that differentiates itself by being fast, feature-rich, and native.
- Native apps: macOS GUI in Swift (AppKit, SwiftUI); Linux GUI in Zig (GTK4). Shared core is
libghostty(Zig). The 1.3.0 release notes say it is now a standalone Zig module with a work-in-progress C API, and has no versioned release yet. - macOS: universal binary, Apple silicon and Intel. Requires macOS 13+ (Ventura or later). Download page listed version 1.3.1 when fetched. The 1.3.0 release notes say 1.3 is the last version for macOS 13; Ghostty 1.4 and tip builds require macOS 14.
- Linux: packages or build from source. Windows support is planned, not documented as shipping.
- Application features: native windows, tabs, splits; GPU rendering (Metal on macOS, OpenGL on Linux); themes; ligatures; macOS extras such as Quick Terminal, Quick Look, secure keyboard entry, window state recovery, and AppleScript automation. Version 1.3 added scrollback search and command-finished notifications.
- Terminal (VT) features: Kitty graphics protocol, hyperlinks, light/dark notifications, and a wide control-sequence set aimed at xterm compatibility.
Ghostty is a passion project. The about page asks readers to remember that. It is also a non-profit project, fiscally sponsored by Hack Club and funded by donations. It does not ship an agent workspace, a product sidebar, or usage meters. Terminal applications (Neovim, Zellij, Claude Code, tmux) run inside it.
What CmdBrief is for
CmdBrief is the native Mac workspace for technical founders running several products with Claude Code, Codex, Grok CLI, Kimi CLI, OpenCode, and Cursor CLI. Each product gets a persistent home for agents, tasks, terminals, files, diffs, and browser context. Status rolls up: working, needs-action, completed, failed. Usage windows sit side by side where providers report them. Sessions resume from local history.
A lead agent (Claude Code or Codex) can start a crew of Claude Code, Codex and OpenCode agents in one tab, each on a Core, Standard or Light tier of model and effort, with progress counted in plan steps and the questions that need you in one Needs you list.
The terminal underneath is a hand-written xterm-class VT emulator on a GPU cell renderer. That exists so agent CLIs have an honest shell. It is not the reason to buy CmdBrief, and it is not a Ghostty replacement.
Constraints: Apple silicon, macOS 26+, local-first Rust, CmdBrief Pro €29.99/mo or €299.90/yr (display prices), 14-day money-back, no free trial. Worktrees only for a lead’s code builders, when several share a repo; pair your own sessions with claude --worktree if you need isolated checkouts.
Where they overlap
Both render a terminal with GPU-backed text and split panes. Both are native-feeling on macOS (Ghostty via AppKit/SwiftUI; CmdBrief via a Rust core plus a native Swift menu-bar layer). Both can host claude, codex, or any other CLI you type.
That is the overlap. Ghostty stops at being an excellent emulator. CmdBrief starts after the emulator: product workspaces, agent status, tasks, diffs, browser panes, usage, resume.
What Ghostty does that CmdBrief does not
- A dedicated terminal emulator with a long, documented VT feature set (Kitty graphics, grapheme clustering, ligatures, theme library).
- macOS 13+ on Intel and Apple silicon, plus Linux. CmdBrief is Apple silicon and macOS 26+ only.
- Native macOS terminal chrome: Quick Terminal, proxy icon, Quick Look, secure keyboard entry, as documented on the features page.
- libghostty: a shared terminal core other apps can embed, now a standalone Zig module with a work-in-progress C API. No versioned release yet; still Ghostty’s design, not CmdBrief’s.
- Zero product lock-in to agents. Ghostty does not care whether you run Claude, Codex, or nothing. The emulator is free, developed as non-profit work funded by donations. (CmdBrief is a paid workspace; agent plans are still billed by those providers.)
What CmdBrief does that Ghostty does not
Ghostty does not document, and does not claim:
- Agent status (working / needs-action / completed / failed) across Claude Code, Codex, Grok CLI, Kimi CLI, OpenCode, and Cursor CLI
- Attention rollup across several product workspaces
- A lead agent that starts and directs a crew of Claude Code, Codex and OpenCode agents
- Usage windows from several vendors on one screen
- Task-to-agent launch with acceptance criteria attached to a product
- Session resume across those CLIs
- Browser panes and a local git diff viewer pinned to the product
- Saved layouts that restore a founder’s operating context
Multi-vendor usage windows are an app feature: as of 2026-09-29, Superset and Nimbalyst document Claude and Codex usage side by side, and CmdBrief adds Grok CLI, OpenCode Go and Cursor CLI. Ghostty is not in that category; it is a terminal.
Who should pick which
Choose Ghostty if you want the terminal you live in: fast, native, configurable, good to Neovim and multiplexers. Run Claude Code inside it if you like. Add tmux or claude agents when parallelism is the problem.
Choose CmdBrief if the problem is a portfolio: several products, several CLIs, and the next decision hiding in the wrong pane.
Skip CmdBrief if you needed a Ghostty alternative. You do not. Skip Ghostty-as-workspace if you expected agent supervision; Ghostty will not grow that job just because you run claude in it.
A mixed setup is valid. Ghostty for the shell you enjoy; CmdBrief for the products you operate. CmdBrief is not asking you to abandon a terminal you already like unless you want one window for the portfolio.
Questions
Is CmdBrief a Ghostty replacement?
No. Ghostty is a terminal emulator. CmdBrief includes a terminal so agent CLIs can run; the product is the founder workspace around several products.
Can I run Claude Code in Ghostty?
Yes. Ghostty is a terminal. Claude Code is a CLI. Ghostty will not show agent status, usage from several vendors, or a product sidebar. That is expected.
Does Ghostty run on Windows?
Not as a shipping product on the pages we fetched. The features page says Windows support is planned for the future, and the 1.3.0 release notes keep it on the long-term roadmap rather than in the next release. macOS 13+ (universal binary) and Linux are documented. Confirm on ghostty.org/download.
Why does CmdBrief require macOS 26+ if Ghostty runs on macOS 13?
Different products. CmdBrief is a native Apple-silicon workspace with menu-bar monitoring and notifications; macOS 26+ is a real constraint. Ghostty’s min version is macOS 13, rising to macOS 14 with Ghostty 1.4. Do not treat either as a bug in the other.
Still unsure? Write to [email protected] or use the contact form. Contact CmdBrief →
Primary sources
Provider terms and product behavior can change. Confirm plan, pricing, model, and permission details in the current official documentation.