Silicon Labs AI/ML Version 3.0.1 - Release Notes (Jul 29, 2026)#

Simplicity SDK Version 2026.6.1

The Silicon Labs AI/ML SDK enables machine learning development on Series 2 (EFR and SiWG917) devices using the Tensorflow Lite for Microcontrollers (TFLM) framework.

Release Summary#

Release Item Version Release Date Release Notes Key Features API Changes Bug Fixes Chip Enablement

AI/ML SDK

3.0.1

Jul 29, 2026

Release Notes
  • Enabled inference optimizations on EFR32 devices.
  • Enabled sample applications for xG28.
  • Enhanced the Audio framework EFR32.

None.

Updated sample application and tool documentation.

None.

MVP Math Library

6.0.1

Jul 29, 2026

Release Notes
  • MVP Math Demo sample application enabled on SiWG917.

None.

None.

None.

Impact of Release Changes#

Impact Statements | Migration Guide

Impact Statements#

Change Impact Affected Software Variants if applicable Affected Modes Affected OPNs / Boards / OPN Combinations Affected Host Interfaces

Inference optimizations enabled on EFR32 devices.
  • Inference time reduction by up to 50% to 80%.
  • Amortized energy usage reduction due to faster transition back to EM2.

Standard

SoC
  • EFR32
  • EFM32

None.

Migration Guide#

None.

Using This Release#

What's in the Release? | Compatible Software | Installation and Use | Help and Feedback

What's in the Release?#

This release includes:

  • AI/ML SDK 3.0.1: Bug fixes, documentation updates, inference optimizations on EFR32 devices.

  • MVP Math Library 6.0.1: Sample application on SiWG917.

Compatible Software#

Software Compatible Version or Variant

Software Development Kit (SDK)
  • Simplicity SDK: 2026.6.1
  • WiSeConnect SDK: 4.1.1

Installation and Use#

To upgrade your existing software with the latest features included in this release, update Simplicity Studio to the latest version, Simplicity SDK to v2026.6.1, WiSeConnect SDK to v4.1.1, and AI/ML SDK to v3.0.1 using Studio installation manager. Alternatively, download the SDKs from the links listed in the Compatible Software section.

To run your first demo, see our Getting Started

To kick start your development, see our Developer's Guide.

For information about Secure Vault Integration, see Secure Vault.

To review Security and Software Advisory notifications and manage your notification preferences:

  1. Go to https://community.silabs.com/.

  2. Log in with your account credentials.

  3. Select your profile icon in the upper-right corner of the page.

  4. Select Notifications from the dropdown menu.

  5. In the Notifications section, go to the My Product Notifications tab to review historical Security and Software Advisory notifications.

  6. To manage your preferences, use the Manage Notifications tab to customize which product updates and advisories you receive.

To learn more about the software in this release, dive into our online documentation

Help and Feedback#

Feature Matrix#

Supported Features | Unsupported Features

See the detailed feature matrix in each component release notes page:

Supported Features#

None.

Unsupported Features#

  • IAR 9.70.3 is supported only on EFR32 devices. Support for SiWG917 is not yet available.

SDK Release and Maintenance Policy#

See our SDK Release and Maintenance Policy.