Foundry Agent Service GA + Open Agentic Stack + Deployment Tools

Agent Service GA with open-sourced governance toolkit. Assistants API dies Aug 26. MAI-Thinking-1 in Foundry preview. A2A protocol joins AAIF's open agentic stack. Foundry adds five Claude capabilities. Practical edge deployment blueprint using Azure Local and Foundry Local. Copilot + Cosmos DB integration guide. Azure MCP Server with Speech in Foundry Tools guide. DeepSeek-V4-Flash added to Foundry via direct integration and Fireworks, expanding open model choice for enterprise deployments.