January 2025 saw total blockchain market capitalization increase 7.2% to $2.8 trillion, with Bitcoin surging 8.0% to $102,180 and dominance strengthening to 71.3%, while Ethereum declined 1.8% to $3,292. Ethereum Layer 2 TVL reached $18.3 billion (Arbitrum leading at $6.8 billion) and Bitcoin Layer 2s/sidechains hit $2.6 billion with Core dominant. The memecoin sector saw extraordinary volatility following the $TRUMP and $MELANIA token launches on Solana, diverting capital from gaming and other sectors.