Lego’s ‘Smart Brick’ Brings AI-Powered Light and Sound to Star Wars Sets

No Screens Allowed: Lego’s New Smart Play Bricks Add Digital Brain to Iconic Sets

LEGO Smart Play: Your Star Wars Minifigs are About to Get a Digital Upgrade

LEGO Smart Play: The ‘Digital Brain’ for Your Analog Bricks

Lego’s Smart Play System: A Screen-Free "Digital Brain" for Your Bricks At CES 2026 in Las Vegas, the Lego Group unveiled Lego Smart Play, its most ambitious technological leap since the debut of the minifigure nearly 50 years ago. This new platform introduces a "digital brain" to the iconic analog blocks, allowing creations to respond with contextual lights and sounds—all without ever needing a screen.

The system will make its official debut on March 1, 2026, launching with a special trio of interactive Lego Star Wars sets.

How the "Smart" Tech Works

The heart of the experience is the Smart Brick, a standard-sized 2x4 block packed with hidden tech. Inside, Lego has embedded a custom-made chip smaller than a single brick stud, alongside a suite of advanced sensors:

Accelerometers: Detect when a ship is "swooshing" through the air or when a car crashes.

Proximity & Color Sensors: Allow the brick to recognize specific characters or objects nearby. Built-in Synthesizer & Speaker: Generates real-time, adaptive audio like humming lightsabers or roaring engines.

Bringing Minifigs to Life

The interaction goes beyond just the bricks. The platform includes Smart Minifigures and Smart Tags (specialized 2x2 tiles). When a Smart Brick is placed near a Smart Minifigure, it recognizes the character’s unique "personality."

Example: Sit Emperor Palpatine on his throne, and the brick will play "The Imperial March."

Interactive Duels: Place Luke Skywalker and Darth Vader in a battle scene, and the Smart Bricks will trigger clashing lightsaber sounds and defensive chattering from the figures.

Screen-Free by Design

Crucially, Lego designed the system to be entirely screen-independent. While there is a companion Lego Smart Assist app for firmware updates and volume control, the play itself happens entirely in the physical world. The bricks even charge wirelessly via an inductive pad, ensuring the experience remains as tactile and seamless as traditional building.

Launch Lineup (Available March 1, 2026)

The first wave of Smart Play arrives in three all-in-one Star Wars sets: Darth Vader’s TIE Fighter (75421): $69.99 (473 pieces) Luke’s Red Five X-Wing (75423): $89.99 (584 pieces) Throne Room Duel & A-Wing (75427): $159.99 (962 pieces) Lego plans to expand the Smart Play technology to other themes, including rumored Pokémon sets, later in 2026.