What’s new in Microsoft Foundry | September 2026
Microsoft Foundry makes GPT-6 Astra, GPT-6.1 Sol, and GPT-6 Luna generally available alongside GA agentic infrastructure.
“Run agents on a timer, schedule, or supported GitHub or Teams event.”
Microsoft Foundry's September 2026 update marks the general availability of three GPT-6 models (Astra, Sol, Luna) and key agentic primitives including Routines, Tool Search, and Agent-to-Agent (A2A). The release signals Microsoft's push to productionize multi-agent workflows on Azure, with Routines enabling scheduled/event-driven agents and A2A enabling agent composition. Insights (trace-backed behavioral investigation) and voice agents enter public preview, rounding out a significant step toward enterprise-ready autonomous agent infrastructure.