Optimism Plunges Double Digits Amid Base’s Tech Stack Overhaul Optimism’s OP token sank after Base announced it’s moving away from the OP Stack to a unified, self-operated tech stack. Leave a Reply Cancel replyYour email address will not be published.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: Altcoins - @ February 19, 2026 10:47 am