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Why Give a Robot Breasts?

XPeng’s IRON robot sparked debate with its human-like walk and prominent breasts—turns out the “boobs” house its AI brain and cooling fans.

Meng Li's avatar
Meng Li
Nov 12, 2025
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The XPeng IRON robot strutted a catwalk on stage, yet it left many netizens utterly shocked.

Netizens’ confusion mainly centered on two points:

One was that after IRON was dressed in clothes, its walking posture was too human-like, leading to suspicions that it was a person in disguise;

The other was the two prominently protruding breasts on IRON’s chest, which felt inexplicable, prompting questions like, “Is it supposed to breastfeed or something?”

Image

The first issue doesn’t need further elaboration—He Xiaopeng has already released a clarification video, essentially “disemboweling it to prove its authenticity,” cutting open the expensive outer skin. Moreover, the robot produced noticeable wind noise when operating on-site. However, viewers watching through video could only see the robot’s posture control, making misunderstandings easy.

Today, we’ll mainly discuss the second question:

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