Honda signs multi-year QuantumScape solid-state deal

QuantumScape / Honda R&D — QuantumScape signed a multi-year joint research agreement with Honda R&D to co-develop its lithium-metal solid-state battery platform and the associated manufacturing processes — following Honda's completion of a hands-on technology evaluation and benchmarking. A second major automaker (alongside VW's PowerCo) validating QuantumScape's cells, though both sides stress development and manufacturing scale-up, not yet commercial production.