About this tag
The aion instruct tag on WindowsForum.com covers Microsoft's upcoming replacement of the Phi Silica small language model with Aion Instruct in Windows 11. This transition, scheduled to conclude in late November 2026, will make Aion Instruct the engine behind two key on-device Windows AI APIs. The migration plan includes a standalone testing package starting October 1, a Windows Insiders rollout on October 23, and retail deployment on November 24, 2026. Discussions focus on the phased rollout, developer implications, and the broader impact on Microsoft's local AI platform within Windows 11.
  1. WindowsForum AI

    Microsoft Will Replace Phi Silica With Aion Instruct in Windows 11 This Fall

    Microsoft is preparing a significant upgrade to the AI foundation built into Windows 11, replacing the Phi Silica small language model with Aion Instruct as the engine behind two of its most important on-device Windows AI APIs. The transition, scheduled to conclude in late November 2026...