ContentShake AI is an AI-powered content writing tool from Semrush that combines AI writing with real-time competitive SEO data to produce content that is both compelling and search-optimized from the first draft. It analyzes top-ranking competitor articles, identifies key topics and terms to cover, and generates drafts pre-loaded with SEO insights — then continuously scores and optimizes the content as you write. Marketing teams and SEO content creators use ContentShake AI to produce content that consistently performs in search by starting every article with a data-driven foundation rather than building SEO optimization in after the fact.