Lithium and Nickel are both up finally trending downward from 2022. Fortunately there are actually only a few KG of Li in a battery pack (despite the name, it's far from the major constituent).
Lithium increased 14,000 CNY/T or 14.51% since the beginning of 2024, according to trading on a contract for difference (CFD) that tracks the benchmark market for this commodity. Lithium - values, historical data, forecasts and news - updated on May of 2024.
tradingeconomics.com
Nickel increased 3,267 USD/MT or 19.95% since the beginning of 2024, according to trading on a contract for difference (CFD) that tracks the benchmark market for this commodity. Nickel - values, historical data, forecasts and news - updated on June of 2024.
tradingeconomics.com
These are spot prices, we know well from Tesla's own financial disclosures that they have bulk, long-term contracts that would be well below these prices.