Author
George Moreno writes for TechTafel about generative engine optimization (GEO), technical SEO, structured data and marketing technology, as well as ERP, CMS and CRM systems. His articles explain how digital platforms work, how AI search systems select their sources and what businesses should consider when choosing and implementing software.
He draws on primary sources, including official documentation, original studies and vendor specifications. His comparisons and reviews follow TechTafel’s published methodology, with clearly defined evaluation criteria, cited sources and information dates. Substantive updates and corrections are documented in each article’s changelog.
Review AI Tools & Monitoring
Peec AI from Berlin measures brand visibility, position and sentiment in ChatGPT, Perplexity, Gemini and Google’s AI features. Our editorial assessment of features, privacy, pricing model and target audience.
Comparison AI Tools & Monitoring
Three tools measure how often ChatGPT, Gemini and Google’s AI features mention a brand. The comparison covers platforms, prompt tracking, countries, pricing models and data locations based on public documentation.
llms.txt is meant to give AI agents a curated overview of a website. Who uses the file, what Google says about it and what an analysis of almost 300,000 domains shows.
AI Overviews and AI Mode are changing Google Search across Europe. What the features do, what studies show about click-through rates and how website owners control their participation.
Review SEO
Sistrix assessed editorially: features, AI modules, data protection, pricing model and support. Overall score of 8.4 out of 10 under the TechTafel criteria catalogue.
Comparison SEO
Four SEO tools assessed on data coverage, features, AI modules, data location and pricing model. With a feature matrix and a recommendation for each use case.
Comparison Online marketing
Ten German agencies for generative engine optimization compared: focus, measurement of AI visibility, transparency and method. An editorial assessment based on public information, as of November 2026.
What Google officially says about Schema.org and JSON-LD, which types are still worth it, and what is known about structured data in ChatGPT, Copilot and other AI systems.
SEO aims for rankings and clicks, GEO for mentions in AI answers. What both share, what changes in planning and measurement, and how to get started pragmatically.
How to recognise a reliable GEO agency: the questions to ask before signing, the promises that should worry you, and what you can realistically achieve in AI search.
Generative Engine Optimization (GEO) helps ChatGPT, Perplexity, Gemini and Google AI Overviews mention and link your brand. How these systems pick sources, what the GEO study found and where to start.