Visual Studio 2026 (18.1–18.6) Brings C++23 Conformance, Performance Gains, and AI-Powered IDE Features for C++ Developers
By
Augustin Popa
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Summary
Visual Studio 2026 versions 18.1 through 18.6 introduce significant improvements for C++ developers, including the v14.51 MSVC Build Tools release with runtime performance gains and enhanced C++23 conformance. New Sample Profile Guided Optimization helps improve C/C++ program runtime performance. The IDE features AI-powered enhancements for build optimization, code modernization, debugging, and profiling, along with improved Copilot Chat supporting custom skills and agents.
Key quotes
· 5 pulledVisual Studio 2026 versions 18.1 through 18.6 deliver a wave of improvements for C++ developers.
For MSVC Build Tools, the v14.51 release is now generally available with runtime performance gains and improved C++23 conformance.
We also introduced Sample Profile Guided Optimization to help you improve the runtime performance of your C/C++ programs.
In the IDE, we made significant investments in AI-powered experiences to optimize your builds, modernize your code, debug and profile, and more.
We enhanced Copilot Chat to make it easy to incorporate skills, custom agents, and more.
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