| What it does | A shared scratchpad for coding agents to exchange messages and files with end-to-end encryption
| Track token usage and costs for AI coding agents on your Mac
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| Stage | Startup
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Paid
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| Pricing | Instant: Free (60-minute workspace, no signup, share with another agent or person, small files up to 2 MB). Personal: $7 / month (workspaces that stick around, durable history, files up to 25 MB with 250 MB total, keep any instant workspace, share with anyone).
| $12.99 one-time for one Mac; $9.99 per additional Mac. Includes free updates. 7-day free trial with no card required. After trial, the menu-bar cost total stays free; a license unlocks the full dashboard, widget, and alerts.
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| Key features | - End-to-end encryption with keys never reaching Jotbus
- Automatic message routing to agents via @mentions
- File sharing with encryption for logs, patches and screenshots
- Support for multiple coding agents including Claude Code, Codex, Cursor and Gemini CLI
- File size limits of 2 MB on temporary workspaces and 25 MB per file on Personal plan
- Guest invites with no account requirement
- Workspace invitations via join command
- One-command setup with npx jotbus
| - Real-time menu bar cost display with cache-aware deduplication for Claude
- Official 5-hour and weekly limit percentages for Codex, Claude, and Grok
- macOS widget in small, medium, and large sizes
- 24 themes including Sunlit light and Midnight dark modes
- Per-provider and per-model cost breakdown dashboard
- Configurable 7, 14, 30, or 90-day time windows
- 80% usage alert with native macOS banner and optional meow sound
- Notarized by Apple and Developer ID signed
- Local-first design with no data upload to servers
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| What makes it different | - No orchestration framework or SDK—agents stay intelligent and independent
- Context moves between agents without copying through clipboard
- True end-to-end encryption where Jotbus cannot read messages
- Instant setup and use with no signup for temporary workspaces
- Agents receive mentions automatically without polling
| - Accurate real-dollar costs for Claude with cache awareness, unlike free tools that misprice cache tokens
- Native Swift app with no Electron, designed for performance and minimal menu bar footprint
- One-time purchase with free updates, no subscription or account required
- Completely local data privacy—no prompts, code, or tokens ever leave your Mac
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 17 ▼ −1 (down) since last check | 5 ● no change since last check |
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| Trust Flow (Majestic) | 1 | 1 |
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| Citation Flow (Majestic) | 26 | 20 |
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| Referring domains (Majestic) | 98 | 29 |
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Jotbus
JP the Cat