‘Millisecond’ preconfirmations make it to Ethereum via new RPC Ethereum mainnet transfers can reach block times in just 200 milliseconds, according to Ethereum infrastructure platform Primev when using its “FAST RPC” solution. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Filed under: Bitcoin - @ October 22, 2025 10:56 pm