Show HN: The Modern AI SEO Tech Stack: 7 Tools You Need to Rank in ChatGPT(2026) (www.genrankengine.com)

In a significant shift from traditional SEO, 2025 has heralded the era of Generative Engine Optimization (GEO), where search visibility is determined by how AI models interpret and cite content. This transformation necessitates a modern tech stack of tools designed specifically for measuring and influencing AI interactions, ensuring content is comprehensible and citable by large language models (LLMs) rather than just crawlable by traditional bots. Key innovations include GEO platforms that track brand visibility in AI answers, like Profound and GenRankEngine, and content optimization tools that structure information for LLM extraction, such as Frase and Surfer SEO. The emergence of integrated SEO suites with AI features and advanced link-building tools highlights the enduring importance of content authority. As AI becomes integral to search optimization, understanding user intent through advanced keyword analysis will be crucial. Additionally, the introduction of custom GPTs and Model Context Protocols allows organizations to leverage their analytics data for deeper insights. However, the real challenge lies in validating the effectiveness of these tools; a "Displacement Audit" can ensure brands are being cited by AI, protecting against competitors capturing attention in an AI-driven landscape.