Microsoft releases .NET 11 with runtime speedups and AI development tools
Overview
Microsoft released .NET 11 on November 10, 2026, at the .NET Conf 2026 online event, according to IThome.
The release adds hundreds of runtime and base library optimizations and includes MCP server templates in the .NET SDK for connecting apps to AI tool calling. It also adds experimental AI UI components for Blazor.
.NET 11 is a standard-support release with two years of support. .NET 10 remains the long-term support version.
Written by AI from the articles below · updated Nov 11, 3:19 AM ET
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The articles in this story. Times are ET.
- IThome · AINewsMicrosoft releases .NET 11 with runtime speedups and AI development tools
AIMicrosoft released .NET 11 at the .NET Conf 2026 online event on November 10, adding hundreds of runtime and base library optimizations. The update adds MCP server templates to the .NET SDK for connecting apps to AI tool calling, plus experimental AI UI components for Blazor. .NET 11 is a standard-support release with two years of support, while .NET 10 remains the long-term support option.
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