Cotypist

Cotypist is a local AI autocomplete utility for Apple Silicon Macs that predicts your next words in almost any text field. It runs entirely on-device, shows inline suggestions as you type, and accepts them with Tab. The tool targets people who spend hours writing email, docs, support replies, and AI prompts.

What is Cotypist? Cotypist is a local AI autocomplete utility for Apple Silicon Macs that predicts your next words in almost any text field. It runs entirely on-device, shows inline suggestions as you type, and accepts them with Tab. The tool targets people who spend hours writing email, docs, support replies, and AI prompts. Key Features: System-wide inline autocomplete: Shows AI suggestions in most Mac text fields and accepts them with Tab. Local-only processing on Apple Silicon: Runs language models entirely on-device, keeping text private and latency low. Style learning and personalization: Adapts to each writer's vocabulary and phrasing so completions sound familiar. Typing helpers built in: Offers word-by-word acceptance, inline typo fixes, and emoji suggestions without extra pop-ups. Pros Noticeable time savings: Users often cut keystrokes significantly in email, support replies, and documentation. Strong privacy posture: No prompts or documents leave the Mac, and password fields stay unread. Stays inside existing workflows: Removes the need to switch to a chatbot or craft prompts to get help. Cons Limited platform support: Requires an Apple Silicon Mac running macOS 14 or later, excluding Intel, Windows, and Linux. Heavy writers pay in money and memory: Subscriptions plus 1-2. 5 GB RAM usage can feel costly to some users. Who is Using Cotypist?