Amplemarket is an all-in-one AI sales platform powered by Duo, your AI Sales Copilot. It combines data and lead generation, multichannel engagement, and deliverability optimization to help startups find, connect with, and close more customers — faster. With a global database of 300M+ contacts, AI-driven outreach, and built-in intent signals, Amplemarket helps early-stage teams prospect smarter and scale revenue without scaling headcount.