Pulpit AI uses Claude to help pastors transform sermons into over 20 pieces of content, including devotionals, social media posts, and videos. This integration led to an 80% reduction in operational costs and a 200% increase in customer base within three months. Claude's ability to parse theological ideas and generate human-like content has significantly expanded pastors' reach and engagement with their congregations.

Mathpresso's QANDA platform utilizes Meta's Llama 2 to create MathGPT, a math-specific large language model that enables highly personalized learning experiences. By leveraging open-source models, Mathpresso offers flexible, domain-specific educational products that democratize access to quality education, allowing learners worldwide to receive tailored math support.

Khan Academy is using GPT-4 to power Khanmigo, an AI assistant that serves as a virtual tutor for students and a classroom assistant for teachers. The pilot program aims to personalize learning by asking individualized questions to deepen student understanding, and to help teachers quickly tailor lessons and materials for their classrooms.

Duolingo uses GPT-4 to enhance its language learning app with two key features: Role Play, an AI conversation partner, and Explain My Answer, which offers grammar explanations for user mistakes. These features, integrated into a new subscription tier called Duolingo Max, provide users with dynamic, contextual conversation practice and improve learning outcomes.

Morgan Stanley uses GPT-4 to power an internal-facing chatbot that helps wealth management advisors quickly search and retrieve insights from a vast internal knowledge base. The AI assists in organizing and synthesizing hundreds of thousands of pages of investment strategies, market research, and analyst insights, drastically improving the efficiency of financial advisors. Over 200 employees use it daily, transforming how advisors access and use company knowledge.

Stripe uses GPT-4 to enhance user support by customizing responses based on detailed understanding of how businesses use the platform. It also helps improve documentation support by answering user queries and summarizing technical documents. Additionally, GPT-4 aids in fraud detection by analyzing community interactions and flagging suspicious behavior.