Research firm CoinShares presents current mining costs using mining company expenses. In the chart below, nearly half of mining companies are operating at a loss. The lowest cost companies, Bitdeer and Cleanspark, have costs at the 41K level, while other profitable mining companies have costs ranging from 45K to 51K.
Insights from Bitcoin Mining Data Majority of Miners No Longer Economically Viable Half of Mining Companies Operating at a Loss