Microsoft AI Updates: June 4, 2026

1. Microsoft Foundry Expands to 11,000+ Models and Ships Agent Framework 1.0

Microsoft. Microsoft expanded its Foundry model catalog to more than 11,000 models, spanning frontier closed-weight options, open-source models served via Fireworks AI, its own MAI family, and specialized vision, multimodal, and multilingual models behind a single Azure endpoint. Alongside the catalog, Microsoft made the Microsoft Agent Framework (MAF) 1.0 generally available for Python and .NET, treating agents as a first-class concept with production-ready skills, context, memory, and middleware. Source

2. GPT-5.5 Reaches General Availability in Microsoft Foundry

Microsoft. OpenAI’s GPT-5.5 became generally available in Microsoft Foundry on June 3, deployable through Foundry APIs with Microsoft Entra authentication and Azure billing. Microsoft listed GPT-5.5 at $5 per million input tokens and a premium GPT-5.5 Pro variant at $30 per million input tokens, positioning the models for deeper long-context reasoning and more reliable agentic execution. Source

3. Microsoft Introduces Autopilot, a Category of Always-On Autonomous Agents

Microsoft. Microsoft introduced Autopilot, a new category of always-on agents that work autonomously in the background across Teams, Outlook, OneDrive, and SharePoint, with Scout as the first agent in the lineup. Scout runs on OpenClaw technology within Entra identity frameworks and handles tasks such as scheduling across time zones, generating meeting preparation materials, flagging deadlines, and detecting stalled decisions. The preview is limited to a select group of customers and GitHub Copilot subscribers enrolled in Microsoft’s Frontier program. Source