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CASE STUDY · SMALLEST AI

Smallest AI x Kovio: A voice AI brand walks into Union Square

How a voice AI startup put its brand on a humanoid robot in the heart of San Francisco, and turned two hours of foot traffic into thousands of verified impressions.

THE BRAND

Smallest AI is a voice AI startup building hyper realistic, low latency speech models. Their product is a voice, so the usual playbook of silent banner ads was never going to fit. They needed a format people could actually stop, watch, and hear.

THE CAMPAIGN

Kovio deployed a Unitree G1 humanoid robot into Union Square, San Francisco, carrying Smallest AI's creative on its chest screen. Smallest AI sent one creative file. Kovio handled everything else: deployment, operation, and measurement. No media buying. No guesswork about who saw it. The robot measures its own audience.

SENSOR VERIFIED RESULTS

Measured by the robot itself.

Every number below was detected live by the Kovio SDK running on the robot, fusing its 3D depth camera and LiDAR. Verified humans in physical proximity, streamed straight to the campaign dashboard, not modeled foot traffic estimates.

5,666
Verified impressions in 2 hours
Billboards estimate. The Kovio SDK counts every real person with LiDAR and depth vision, 493 people per hour walked through its zone.
413
Verified looks, a 7.3% attention rate
The SDK’s on device vision confirmed 413 people actually looked. The average display ad gets glanced at for under one second.
73
Phones out, people filmed or photographed the robot
No other ad format gets filmed voluntarily. Every post extended the campaign for free.
46
Approaches, people walked toward the robot
No other ad format makes people move toward it. Static OOH has no equivalent.
45
Touches, people physically interacted with the robot
Try touching a billboard.
37
Engagements, real interactions with the robot
Waves, conversations and selfies. The average display ad earns a 0.46% click rate and zero conversations.
WHY A ROBOT BEATS THE ALTERNATIVES

Nobody scrolls past a robot.

Against digital ads

The average display ad earns a 0.46% click rate, and most of the open web performs far worse, 0.05 to 0.08% for programmatic. Consumers have trained themselves to not see banners. Nobody has trained themselves to ignore a humanoid robot walking through Union Square.

Against billboards

Out of home already wins on attention. Nielsen research puts OOH brand recall at 47% versus 35% for digital media. A robot inherits that recall advantage, then adds three things a billboard will never have: it moves to where the audience is, it counts every real impression with its own sensors, and it gets filmed. Every person who posted the robot extended Smallest AI’s campaign into feeds Kovio never paid for.

Against everything

Seventy three people took out their phones to capture the robot, unprompted, and 45 walked up and touched it. That is earned media compounding on top of paid media, and it is unique to this format. A billboard has never gone viral for existing.

WHAT SMALLEST AI GOT
  • A live activation in premium San Francisco foot traffic
  • Sensor verified metrics in a real time dashboard
  • Campaign video and social ready footage
  • Earned media from passersby posting the robot

Your brand could be next.

Kovio is the advertising exchange for commercial robots, with humanoids live in San Francisco and 1,000+ robots onboarded through partners like Robot.com. One creative file gets your brand on the fleet.

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