People visit the Metax booth during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 18, 2026. (Photo by Hector RETAMAL / AFP via Getty Images)

Humanoid robots controlled by a remote control by Unitree Robotics take part in a fight during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 18, 2026. (Photo by Hector RETAMAL / AFP via Getty Images)

Humanoid robots controlled by a remote control by Unitree Robotics take part in a fight during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 18, 2026. (Photo by Hector RETAMAL / AFP via Getty Images)

Humanoid robots controlled by a remote control by Unitree Robotics take part in a fight during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 18, 2026. (Photo by Hector RETAMAL / AFP via Getty Images)

Humanoid robots controlled by a remote control by Unitree Robotics take part in a fight during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 18, 2026. (Photo by Hector RETAMAL / AFP via Getty Images)

Humanoid robots controlled by a remote control by Unitree Robotics take part in a fight during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 18, 2026. (Photo by Hector RETAMAL / AFP via Getty Images)

A humanoid robot controlled by remote control and wearing an Argentina football team shirt with star player Lionel Messi's number 10 kicks a ball during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 18, 2026. (Photo by HECTOR RETAMAL / AFP via Getty Images)

A Kimi logo is seen on a screen at the Moonshot AI stand, featuring the Kimi K3 model, during the World Artificial Intelligence Conference (WAIC) in Shanghai on July 18, 2026. (Photo by HECTOR RETAMAL / AFP via Getty Images)