Amplitude acquired InfiniGrow, an AI marketing analytics company, on January 14, 2026. The acquisition aims to integrate InfiniGrow's technology, which includes advanced what-if analysis and scenario modeling, into Amplitude's platform to help marketers measure, forecast, and optimize the impact of marketing activities on revenue. This move is intended to evolve analytics from retrospective reporting into actionable insights that support planning, budget allocation, and business outcome optimization.