HyperWrite

HyperWrite is a browser-based AI writing assistant and research application operated by Otherside AI. It provides predictive autocomplete, drafting, rewriting, summarisation, conversational assistance, citation-backed research and browser-extension workflows that insert AI writing support directly into websites and web applications. The product is built for individual users such as writers, students, researchers, marketers and general knowledge workers. The company generates revenue through subscription plans with usage tiers and feature gating. Its commercial model combines a freemium entry point with paid upgrades for higher message limits, more personas and broader access to advanced capabilities. Distribution is product-led through the website, web application and Chrome extension.