HH70 sets plasma duration record with 1,337-second steady operation

Energy Singularity/HH70 (All-HTS Tokamak)

Energy Singularity announced HH70 achieved a 1,337-second steady-state plasma discharge, the longest duration among commercial fusion companies. The achievement used AI-based plasma feedback control technology to maintain stable confinement over an extended period.

• 1,337-second discharge sets commercial fusion industry record
• Demonstrates steady-state control required for commercial reactors
• AI-based plasma feedback control technology used to maintain stability
• Achieved in HH70's 5,755th experimental shot