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Public Preview - 11

2026 (12)

May (4)

azure: [In preview] Public Preview: Azure Cosmos DB Shell—your new command line for data workflows

Azure Updates

2026-05-06

Azure Cosmos DB Shell is in public preview. It adds a command-line interface for querying, exploring, and managing Cosmos DB data, with agentic capabilities powered by Model Context Protocol (MCP).

azure: [In preview] Public Preview: Azure Cosmos DB spherical quantization for improved vector search

Azure Updates

2026-05-06

Azure Cosmos DB now supports spherical quantization in public preview for vector search. It is intended to improve vector indexing speed while maintaining or improving recall and accuracy at scale.

github: Dependency scanning with GitHub MCP Server is in public preview

GitHub

2026-05-05

GitHub MCP Server now supports dependency scanning in public preview. It can scan code changes for vulnerable dependencies before you commit or open a pull request.

azure: [In preview] Public Preview: Application Gateway for Containers managed add-on + AKS Automatic

Azure Updates

2026-05-05

Azure AKS Automatic now supports the managed Application Gateway for Containers add-on in public preview. The update removes a previous limitation that prevented Application Gateway for Containers from being used with AKS Automatic.

April (8)

azure: [Launched] Public Preview: Container Network Insights Agent

Azure Updates

2026-04-28

Azure has launched a public preview of the Container Network Insights Agent for troubleshooting Kubernetes networking issues. It provides a lightweight, web-based way to inspect and correlate network signals that are otherwise spread across multiple tools.

azure: [In preview] Public Preview: Microsoft HTTP DDoS Ruleset for Azure WAF on Azure Front Door Premium

Azure Updates

2026-04-28

Microsoft has announced public preview of the HTTP DDoS Ruleset for Azure WAF on Azure Front Door Premium. The feature is intended to help protect against HTTP-layer DDoS attacks, which can bypass traditional static controls.

azure: [In preview] Public Preview: Azure Backup for Elastic SAN

Azure Updates

2026-04-24

Azure Backup now supports Elastic SAN in public preview. It can back up and restore Elastic SAN volumes to help protect against accidental deletion, ransomware, and application-related changes.

azure: [In preview] Public Preview: Hosted Agents in Foundry Agent Service

Azure Updates

2026-04-24

Azure Foundry Agent Service now offers hosted agents in public preview. Each agent session runs in an isolated sandbox with a clean environment, no shared state, and strong compute boundaries.

github: Global pull requests dashboard moves to opt-out public preview

GitHub

2026-04-23

GitHub is moving the new global pull requests dashboard to an opt-out public preview, so it will be enabled by default for all users. The new dashboard and inbox experience is transitioning from opt-in to opt-out.

azure: [In preview] Public Preview: Azure Arc adds SQL Server on Azure Virtual Machines as a migration target

Azure Updates

2026-04-22

Azure Arc migration now supports SQL Server on Azure Virtual Machines as an additional migration target. Arc-enabled SQL Server instances can now be migrated either to Azure SQL Managed Instance or to SQL Server running on Azure infrastructure using the same unified migration flow.

azure: [In preview] Public Preview: Logical replication slot sync Status metric for Azure PostgreSQL Flexible Server

Azure Updates

2026-04-22

Azure Database for PostgreSQL Flexible Server now includes a new Azure Monitor metric, logical_replication_slot_sync_status, in public preview. It reports the synchronization status of logical replication slots.

ai: Introducing Toolboxes in Foundry

Microsoft AI Foundry Blog

2026-04-22

Microsoft Foundry introduces Toolboxes in public preview as a way to curate, configure, and reuse tools across AI agents. It is intended to reduce duplicated tool wiring, authentication, credentials, and integration code across frameworks and runtimes.