Cross-cutting
Resources
A deliberately short selection — serious tools, sourced studies, recurring reads. No endless listicle; only what we actually consult.
Monitoring tools
No affiliation or partnership. Tools are listed for their usefulness, not their marketing.
- Profound
Multi-engine AI citation monitoring, sector benchmarks.
- Peec AI
Brand mention tracking in AI responses, European focus.
- Otterly.AI
Prompt tracking across ChatGPT, Perplexity, Google AI Overviews.
- AthenaHQ
Monitoring and analytics oriented on Share of AI Voice.
- Scrunch AI
AI visibility audit and optimisation recommendations.
- Ahrefs AI Search Tools
Ahrefs suite with an AI Search layer (AI Share of Voice, citations).
- Google Search Console — AI Overviews
Dedicated report for impressions and clicks from AI Overviews.
Studies and documentation
- Aggarwal et al. — GEO: Generative Engine Optimization
Founding paper (2024). Introduces the term GEO and empirically tests optimisation levers for generative engines.
- Nielsen Norman Group — AI Chat UX research
Recurring series on user behaviours facing AI responses.
- OpenAI — GPTBot documentation
Official documentation of User-Agents and their uses (training vs. search vs. fetch).
- Google — Google-Extended documentation
Robots directives, Googlebot vs. Google-Extended distinction.
- Anthropic — ClaudeBot documentation
ClaudeBot usage and publisher arbitrations.
Regular reads
- Search Engine Land — AI Search section
Regular, factual coverage of AI Search developments.
- Ahrefs Blog — GEO / AEO
Long-form content from Ahrefs, to read with the usual lens (tool vendor).
- llmtxt.info
Sibling site dedicated to the
llms.txtspecification. Single reference on that precise subject. - Search Engine Journal
Broad SEO/GEO coverage, practitioner voice.
- Google Search Central Blog
First-party updates from Google Search on crawling, indexing, AI.