Humanoid-AV Interoperability

shared silicon · coordination

Tesla designed AI5 for both Optimus and its cars. Humanoids and AVs are two bodies on one silicon stack.

Same silicon, two bodies: a robotaxi with four wheels and a few motors and a humanoid with 28 or more joints share inference chips (Nvidia Thor, Tesla AI5), camera front-ends, silicon carbide and gallium nitride power chips, safety microcontrollers, and Ethernet and 5G networking. SAME SILICON, TWO BODIES Robotaxi 4 wheels, few motors AI computer Humanoid 28+ joints AI computer Inference SoC (Thor, AI5) Camera front-ends SiC / GaN power chips Safety MCUs Ethernet, 5G
Shared chip
Tesla AI5
Nvidia
DRIVE Thor / Jetson Thor
Humanoid joints
28+
Meet at
Depots, docks, curbs
Hub
Systems

Finding

Humanoids and autonomous vehicles run on the same silicon stack, and will meet at the depots, docks and curbs where vehicles hand off work

Tesla designed its AI5 chip to run both Optimus robots and its vehicles; Nvidia sells DRIVE Thor for cars and Jetson Thor for robots on the same architecture. Both machine types use the same camera front-ends, power chips, safety microcontrollers and networking. Volume in one lowers cost for the other, and a shortage in one hits both.

Operationally, the two will meet where vehicles stop: a humanoid unloading a delivery van at the curb, a robot plugging in or cleaning robotaxis at a depot, yard robots coupling trailers that driverless trucks haul. That requires shared maps, task handoff protocols and fleet software that schedules both. Most of it is still in pilots; the hardware convergence is already in production.

Shared parts

Shared building blocks

Shared silicon
BlockIn a robotaxiIn a humanoid
Inference SoCPerception and planningPerception, manipulation, balance
Camera interfaces8-12 camerasHead and hand cameras
Power semiconductorsTraction inverter (SiC)Joint drives (GaN, MOSFET)
Safety MCUsBrake and steering supervisionJoint and fall supervision
NetworkingEthernet backbone, 5GEthernet, Wi-Fi, 5G

Sources

Sources and scope

Scope
Humanoid-AV Interoperability
Sources
Tesla (AI5, 2026); Nvidia
Updated
October 2026