QuantumScape solid-state batteriesLooks like the latest solid-state battery design from QuantumScape still includes cobalt in it's cathode. QuantumScape has been partnered with Volkswagen for some time and recently also partnered with Fluence, who develop stationary energy storage solutions.
https://www.quantumscape.com/technology/
https://www.energy-storage.news/quantumscape-signs-up-fluence-as-first-non-automotive-partner-for-solid-state-battery-tech/#:~:text=QuantumScape%20claimed%20in%202020%20to,million%20into%20it%20to%20date.