Superhuman AI
by Superhuman
AI-native email, docs, and proactive assistants for faster knowledge work
About
Superhuman is an AI-first productivity suite that unifies **Mail**, **Docs (via Coda)**, and **Go**, a proactive AI assistant that works across browser-based tools. At its core, Superhuman Mail is a fast, keyboard-centric email client built for professionals who handle large volumes of email, offering features like split inboxes, AI-powered summaries of long threads, advanced search, and AI-assisted drafting and rewriting of messages in your own tone. The suite extends beyond email by integrating Grammarly-style writing assistance and Coda-style document creation and automation into a single subscription. The **Superhuman Suite** is organized into plans for individuals, businesses, and enterprises. The Free plan lets users get started with AI assistance across apps, including chatting with AI in any application or tab, writing without mistakes in multiple languages, generating and refining text in their own voice, and creating collaborative docs with tables, charts, Kanban boards, forms, and workflow automations. Paid plans (Pro, Business, and Enterprise) layer on more advanced capabilities, higher usage, and organizational controls, and they also unlock the full Superhuman Mail experience for power users who rely on email as a primary workflow hub. A distinctive component is **Superhuman Go**, a browser-based AI assistant that works via extensions for Chrome and Edge. Go runs alongside whatever you are doing in the browser, understanding on-screen context, suggesting edits, searching for relevant information, and proposing next steps before you ask. It can connect to email, documents, customer systems, project tools, and internal apps, orchestrating a team of AI agents to surface timely, contextual suggestions wherever you work. This turns AI from a chatbox you must prompt into an ambient assistant that actively helps you think, decide, and execute. Superhuman’s overall philosophy is to make knowledge work faster and more focused by combining speed-optimized interfaces with deeply integrated AI. The suite is designed for individuals and teams who want to reduce time spent on email and writing, improve the quality and consistency of communication, and bring AI into everyday workflows across apps. With plans that range from a free AI and docs tier to business and enterprise offerings with enhanced security and controls, Superhuman targets both solo professionals and organizations that want AI-native workflows embedded into their core communication and documentation stack.
What you can do with it
- Process and triage 100+ emails per day using Superhuman Mail’s split inbox, shortcuts, and AI summaries
- Use Superhuman Go in Chrome or Edge to suggest edits, search context, and propose next steps inside CRM or project management tools
- Draft, rewrite, and translate important emails and customer-facing documents in your own voice using integrated AI writing tools
- Summarize long email threads or document pages into concise decision and action-point briefs for stakeholders
- Build collaborative docs, tables, and lightweight workflows in Coda-style docs with AI assisting content creation and automation
Pricing
Free — $0/mo, AI chat in any app/tab, basic AI writing in multiple languages, collaborative docs with tables, charts, Kanban boards, forms, and workflow automations Pro — $30/mo, enhanced AI assistance and productivity features across Mail, Docs, and Go Business — $40/mo, advanced capabilities and controls for teams using the full Superhuman Suite Enterprise — Custom pricing, enterprise-grade AI with advanced security and administrative controls
How to access
Superhuman is accessed via web apps for Mail and Docs, plus Superhuman Go browser extensions for Chrome and Edge that bring AI into every web app; users sign up with an email-based Superhuman account via open signup, while business and enterprise deployments can be initiated through a contact-sales flow, and Mail currently connects to Gmail and Outlook accounts.
Access via web apps for Mail and Docs plus the Superhuman Go browser extensions for Chrome and Edge; signup is open with email-based account creation, and business/enterprise customers can contact sales for tailored deployments; Gmail and Outlook accounts are supported for Mail, and login is required to use all products.
Tips for getting the best results
Start by connecting your Gmail or Outlook account to Superhuman Mail and complete the onboarding so you learn the keyboard shortcuts and split inbox configuration that drive speed. Use Superhuman Go’s Chrome or Edge extension to bring AI into the tools you already use: open it alongside email, docs, CRMs, and project tools and let it suggest edits, summaries, and next steps based on what is on screen. In Docs/Coda, structure work into pages, tables, and views, then apply AI formulas and automations to generate content, clean data, and trigger downstream workflows. For writing-heavy work, rely on the AI rewrite and tone-matching tools to refine drafts while still reviewing and approving all content before sending or publishing. Periodically review notification and security settings, especially in business or enterprise environments, to ensure AI access matches your organization’s data-sharing policies.
Known limitations
Superhuman Mail currently supports Gmail and Outlook only, so users of other email providers cannot use the email client. Many of the most powerful capabilities are tied to paid plans, so the Free tier may not be sufficient for heavy email users or larger teams. The system’s effectiveness depends on adopting its keyboard-first workflow, which can require a learning curve for new users. Heavy reliance on AI-generated summaries and drafts can obscure details or introduce subtle errors if users do not review outputs carefully. As with any cloud-based AI productivity suite, organizations with strict data residency or compliance requirements must carefully review Superhuman’s security, privacy, and data-processing terms before broad deployment.
Model / Technology
Proprietary multi-agent AI stack combining large language models with contextual integrations into email, documents, and connected SaaS tools
Commercial use
Superhuman’s site positions the suite for professional and business use, and outputs (email drafts, document content, and AI suggestions) are generally intended to be used in commercial workflows; detailed constraints, attribution requirements, and any revenue or scale-based terms are governed by Superhuman’s Terms of Service and enterprise agreements, which should be reviewed for precise commercial-use conditions.
Training data
Public information from Superhuman does not enumerate specific training datasets; like most AI productivity platforms, it relies on large language models trained on a mix of licensed data, publicly available text, and proprietary tooling, and then applies its own orchestration, context integration, and security controls on top; users’ private email and documents are typically governed by Superhuman’s privacy and data-handling policies rather than being indiscriminately used to retrain public foundation models.