Azure Cosmos DB Blog

I’m excited to share our new video series where I walk through building a production-ready inventory management API using Python, FastAPI, and Azure Cosmos DB NoSQL. This project demonstrates modern async patterns, clean architecture, and enterprise-grade features like batch operations and optimistic concurrency control. This builds on our Getting Started Series, check out those videos The post Building a Modern Python API with Azure Cosmos DB: A 5-Part Video Series appeared first on Azure Cosmos DB Blog.

Microsoft Teams, Copilot, Azure Communication Services and many other product offerings from Microsoft, rely on a unified messaging platform that powers real-time communication and collaboration at an unprecedented scale. This messaging platform has become critical for enabling boundary-less collaboration, supporting hundreds of millions of users worldwide. To ensure global discovery, durable storage and performance needed The post Powering Real-Time Messaging at Scale with Azure Cosmos DB appeared first on Azure Cosmos DB Blog.

As AI-driven apps become more sophisticated, there’s an increasing need for them to mimic collaborative problem solving – like a team of domain experts working together. Multi-agent apps offer exactly that: collections of specialized agents that cooperate to handle complex tasks. But to make them production-grade, you need more than just clever prompts – you The post Building Multi-Agent AI Apps in Java with Spring AI and Azure Cosmos DB! appeared first on Azure Cosmos DB Blog.

Microsoft Build 2025 brought major innovations to Azure Cosmos DB, and in Episode 105 of Azure Cosmos DB TV, Principal Program Manager Mark Brown sits down with Kirill Gavrylyuk, Vice President and GM of Azure Cosmos DB, to break it all down. Whether you’re developing AI-native apps, building with MongoDB, or just looking for better The post Azure Cosmos DB TV – Everything New in Azure Cosmos DB from Microsoft Build 2025 appeared first on Azure Cosmos DB Blog.

Introduction DocumentDB Local provides a lightweight, containerized environment that lets you develop and test applications locally using a MongoDB-compatible interface. It’s ideal for prototyping or running integration tests without needing a cloud setup. When paired with the DocumentDB Extension for Visual Studio Code, it creates a focused and consistent local development environment. DocumentDB Local is The post DocumentDB Local – MongoDB API on Your Machine appeared first on Azure Cosmos DB Blog.

We’re excited to launch version 4 of the Azure Cosmos DB JavaScript SDK! This update delivers major improvements that make it easier and faster to build high-performance apps with the Azure Cosmos DB for NoSQL API. Version 4 is available now and targets Node.js v18 and above, introducing a host of new capabilities, including: Improved The post Announcing General Availability of JavaScript SDK v4 for Azure Cosmos DB appeared first on Azure Cosmos DB Blog.

This article was co-authored by Sudhindra Sheshadrivasan, Staff Product Manager at Confluent. We’re excited to announce the General Availability (GA) of the Confluent Cloud-managed V2 Kafka Connector for Azure Cosmos DB! This release marks a major milestone in our mission to simplify and streamline real-time data streaming from and into Azure Cosmos DB using Apache The post Confluent Cloud Releases Managed V2 Kafka Connector for Azure Cosmos DB appeared first on Azure Cosmos DB Blog.

Say hello to the new DocumentDB extension for Visual Studio Code—an efficient open-source database tool that brings your MongoDB API and DocumentDB databases right into your editor. Designed for developers building cloud apps, working in hybrid or local setups, or debugging live production systems, this extension lets you browse, manage, and query your data directly The post Meet the DocumentDB Extension for VS Code and DocumentDB Local — A Fast, Friendly Way to Work with DocumentDB, Locally and Beyond appeared first on Azure Cosmos DB Blog.

The Azure Cosmos DB trigger for Azure Functions is now in public preview—available for C# Azure Functions using Azure Cosmos DB for MongoDB vCore! This new capability allows developers to easily trigger Azure Functions in response to changes in a MongoDB vCore collection, making it simple to build real-time, event-driven applications with minimal setup. 🔍 The post Now in Public Preview: Azure Functions Trigger for Azure Cosmos DB for MongoDB vCore appeared first on Azure Cosmos DB Blog.

We are thrilled to introduce a cost-effective, simple, and efficient solution for migrating from RU-based Azure Cosmos DB for MongoDB to vCore-based. You can now move to vCore-based Azure Cosmos DB for MongoDB at no cost using the Azure portal.  How is the vCore model different?  Azure Cosmos DB offers two pricing models: Request Units The post Now Available: Migrate from RU to vCore for Azure Cosmos DB for MongoDB via Azure Portal appeared first on Azure Cosmos DB Blog.