Azure Cosmos DB is a fully managed and serverless NoSQL and vector database for modern app development and AI Apps. Developers can build NoSQL and MongoDB applications, and migrate their MongoDB workloads to Azure Cosmos DB, and enjoy instant and dynamic scalability, single-digit millisecond response times, and up to 99.999% high availability, backed by SLAs. It supports Open Source APIs and SDKs for popular languages such as Python, Node.js, and Java. It also integrates seamlessly with Azure AI Services and Azure OpenAI to support Retrieval Augmented Generation.