Tesla·US·FSD stack
Tesla FSD (Supervised).
Vision-only L2 driver-assist on HW4; 8.4B+ cumulative fleet miles as of early 2026.
Commercial
Certification: SAE Level 2 (NHTSA); requires active driver supervision per Tesla support page; no L3+ regulatory approval
Verified 2026-09-24
Sensor coverage
8 external cameras (HW4 vehicles; HW3 had 9); vision-only — no radar or lidar in production FSD stack.
Sourced metrics
Technical subsystems
- perception↗
8 external cameras (HW4 vehicles; HW3 had 9); vision-only — no radar or lidar in production FSD stack.
- compute↗
Hardware 4.0 (AI4): dual Tesla FSD chips with redundant neural-network accelerators; ~144 TOPS combined; earlier teardown estimate 121.7 TOPS.
- planning↗
End-to-end neural network trained on fleet video; no HD-map dependence; occupancy-network world representation.
Roadmap
AchievedOn trackSlippedPlannedCanceled