ContextOne – Manage and reuse AI prompts and context across tools

Summary: ContextOne is an AI prompt and context manager that eliminates repetitive copy-pasting by saving, organizing, and automatically injecting prompts into any AI tool. It supports desktop and web applications and enables team collaboration with shared context spaces.

What it does

It stores reusable prompts, brand voice, guidelines, and other context in a Notion-like editor and injects relevant content into AI tools via shortcuts (@@@ for automatic, @@ for manual selection).

Who it's for

Designed for daily AI users who manage multiple prompts, switch between AI tools, or collaborate with teams.

Why it matters

It reduces friction by automating prompt reuse and ensures consistent, updated context across AI workflows and teams.