In 2025, significant technical advancements are reshaping the cryptocurrency landscape. Bitcoin is enhancing its capabilities by expanding OP_RETURN and introducing new scripting features such as CTV and CSFS. Ethereum has successfully completed its Pectra and Fusaka dual upgrades, alongside launching the ERC-8004 AI standard, marking a pivotal step in integrating AI with blockchain technology. Solana is making strides with the rollout of Firedancer, Alpenglow, and asynchronous execution, aiming to boost its network efficiency. Meanwhile, BNB Chain is focusing on achieving sub-second block times and reducing transaction fees. Hyperliquid is evolving towards a programmable finance Layer 1, and Base is scaling its gas targets while introducing x402 AI payments, highlighting a trend towards more sophisticated and efficient blockchain solutions.