The AI workspace for macOS.

Pre-built mini-apps

• EmailSorts every inbox into people and noise. Flags what needs a reply.
• TelegramCatches you up on muted chats. Drafts replies in your voice.
• MarketsCharts and candles, and a tap on the shoulder at your price.
• StudyTurns any PDF or article into a study sheet and a scored quiz.
• RoutinesDaily habits, with the research behind each stated honestly.
• BrowseA browser tab your ghost reads along with, privately.
• SubscriptionsEvery recurring charge from a dropped statement. One total.
• And moreShopping, to-dos, scheduled tasks, weather, news, travel.

Bring your own AI

Sistine works with whatever intelligence you already have. Four ways in, from free to frontier.

• LocalRuns entirely on your Mac with a one-click local model. Free forever, and nothing leaves the machine.
• HostedPlus and Pro plans add fast hosted models. No keys, no setup, one subscription.
• Hosted + APIPoint the app at any OpenAI-compatible endpoint with your own key. Your account, your rates.
• Your subscriptionsThe Code module signs in with Claude Code or Codex. Your ChatGPT or Claude plan, your login, our interface.

The Ghosts

2,222 ghosts. One floats your desktop. A free mint on Solana for app users. Holders verify with a signature, never keys, and their own ghost comes to life.

Be there at launch

One email when the app and the free mint go live. Nothing else, ever.

Pricing

The free tier is the product, not a teaser. Paid plans let you borrow a bigger brain for the questions you choose, while private mode keeps your mail, messages and documents pinned to your Mac, even then.

• Freethe whole app, on your hardware, forever$0
• Searchadds web search for your local model$9/mo
• Plusadds a fast hosted model$19/mo
• Prothe best available model, higher limits, priority$49/mo
• Maxthe most room of any plan, first in line, always$199/mo