STM32Cube AI Studio Release Notes

1. Version: 1.2.0 - May 2026

The STM32CubeAI Studio 1.2.0 release introduces a major update to runs overview and memory allocation visibility, with new memory pool charts, weights mapping, and an improved centralized view of project runs.

This release also adds Single Sign-On (SSO) authentication, project hide/unhide capabilities, and simplifies installation for new users by integrating the ST Edge AI Core installer.

In addition, several UI/UX improvements, bug fixes, and hardware-related correction have been implemented.

1.1. New Features and Improvements

User Interface Improvements:

  • Added memory pool chart visualization and weights mapping.
  • Added validation project export.
  • Added support for Makefile toolchain.
  • Added a complete runs list grouped by target, model, and key criteria.
  • Added support for Single Sign-On (SSO) authentication.
  • Added project hide/unhide functionality.
  • Integrated the ST Edge AI Core installer into the STM32CubeAI Studio installer.
  • Updated ST Community contact email information.
  • Added support for `.keras`, `.h5`, and `.hdf5` model files.
  • Added proxy configuration and offline mode support for unconnected machines.
  • Implemented additional user interface and user experience improvements.


Hardware & Firmware Updates:

  • Corrected baud rate configuration handling.

1.2. Bug Fixes

  • Fixed STM32CubeMX project import when using unsupported toolchains.
  • Fixed incorrect availability of the Generate Code button when a run fails.
  • Fixed STM32CubeMX clock tree configuration issue on STM32U5 (0x481).

1.3. Known Issues

Linux & Windows:

  • U3HSP generation fail with IAR 9.4
  • Chinese characters in project path or project name not recommended
  • In some very rare cases the update fail to finish (under investigation)


On Linux:

  • Spurious error on target validation. Root cause not identified
  • E200(ValidationError): TARGET: Unable to bind the ST.AI runtime with "network... Workaround: Relaunch the Run.