OST AI Assistant, Ellie, is a production-ready AI chatbot grounded in your organization’s approved content, not the open web. It provides accurate, multilingual answers from your knowledge base and can hand off conversations to humans when needed. Built with accessibility in mind, Ellie supports WCAG 2.1 AA and Section 508. Available as a Managed Subscription or One-Time Ownership with full source code, Ellie is ideal for government, nonprofit, education, healthcare, and e-commerce.