Semrush

What is Semrush?

Semrush is an all-in-one SEO and digital marketing platform that provides keyword research, backlink analysis, rank tracking, content optimization, and competitive intelligence tools at enterprise scale. Founded 17 years ago, the platform maintains databases of 28 billion keywords, 43 trillion backlinks across 808 million domains, and tracks visibility across 142 geographic markets. The tool serves marketing teams, SEO professionals, and agencies seeking to measure and grow brand visibility across search, AI, social, and paid advertising channels.

The platform's core capabilities include technical SEO audits, competitor traffic analysis, content scoring and optimization, local business profile management, and social media planning. Recent product expansions address emerging search behaviors: the AI Visibility Toolkit tracks how brands appear in large language model responses and monitors prompt-level visibility, while the AI Visibility Index benchmarks competitor performance in AI-generated answers. Semrush integrates directly with ChatGPT, Google Ads, Meta Ads, and Adobe's suite following Adobe's 2024 acquisition of the company. Users access these tools through subscription tiers ranging from Professional to Enterprise plans, with free versions available for individual tools like the SEO Checker and Backlink Analyzer.

The platform reports processing 261 million-plus LLM prompts monthly and maintains partnerships with data providers including AdClarity and Exploding Topics. Enterprise customers include companies across SaaS, fintech, and technology sectors. Semrush's Academy offers free certification courses on SEO and AI visibility optimization. Comparable alternatives include Ahrefs (backlink analysis focus), Moz (SEO tooling), and SE Ranking (mid-market positioning), though Semrush distinguishes itself through breadth of integrated modules and AI visibility-specific features designed for post-search era marketing.