An AI crawler is an automated bot that fetches web pages to feed AI systems, either for training models like GPT and Claude or for live retrieval so AI answers can cite sources. Major crawlers include…
A 41-day field experiment by SEO engineer Vinicius Stanula found that JavaScript-injected navigation creates a discovery gap for AI crawlers. Pages linked only through JavaScript were not discovered b…
La GEO (Generative Engine Optimization) ottimizza i contenuti per essere citati da sistemi di IA generativa come ChatGPT, Perplexity, Gemini e gli AI Overviews di Google, e nel 2026 è cruciale perché …
GEO (Generative Engine Optimization) is the discipline of optimizing content so that generative AI systems like ChatGPT, Perplexity, Gemini, and Google's AI Overviews cite and attribute it in their an…
Cloudflare's managed robots.txt blocks eight AI crawlers, but a developer's analysis reveals it excludes OpenAI's OAI-SearchBot and Perplexity's crawler, meaning ChatGPT search and Perplexity can stil…
Small businesses should adopt a nuanced AI crawler access policy rather than blanket allow or block decisions, according to guidance from Cloudflare, OpenAI, Perplexity, and Anthropic. The recommendat…
Prominara's 2026 GEO guidance recommends blocking GPTBot, ClaudeBot, and Google-Extended via robots.txt and X-Robots-Tag headers to prevent model training while allowing citation/search agents, preser…
An engineer's checklist reveals why AI assistants often fail to cite web pages: crawlers like GPTBot, ClaudeBot, and PerplexityBot may be blocked by robots.txt or CDN settings, or pages may rely on cl…
A developer explains the distinct roles of robots.txt, sitemap.xml, and llms.txt, using metaphors: robots.txt is a fence, sitemap.xml is a map, and llms.txt is a brief. The post clarifies common misco…
TollBit's H1 2026 data found that ChatGPT-User ignored explicit robots.txt disallow instructions on 54% of its scrapes and reached disallowed pages on more European publisher sites than any tracked bo…
A ReadableByAI Index found that 25.5% of 145 YC Fall 2025 startup homepages are empty client-rendered shells to AI crawlers like GPTBot, ClaudeBot, and PerplexityBot, compared to 2.9% of 455 establish…
A developer built a tool that checks how visible websites are to AI engines like ChatGPT, Perplexity, and Gemini, revealing that most sites are failing at Generative Engine Optimization (GEO). The too…
A spoofing campaign is scanning thousands of websites for AI credential files, including Claude settings and .env files, while disguising itself as legitimate AI crawlers like ClaudeBot and GPTBot, ac…
Developer Marco Bellingeri opened his website's robots.txt to all AI crawlers to boost visibility, but after receiving 33,561 pageviews in its first month, he realized the number was inflated by bots …
Applighter, a two-person team selling React Native templates, has published 118 blog posts without hiring any writers by building an automated pipeline that uses Claude Code for drafting and a webhook…
An engineer's analysis of 30 days of server logs reveals that 71% of AI crawler traffic is spoofed, with 916 of 1,290 attributable requests coming from sources not operated by the claimed vendors. The…
A developer audited ten websites they scrape for AI-related content and found that only two had licenses permitting commercial reuse, despite several having permissive robots.txt files. The audit reve…
A developer analyzed Cloudflare logs from their own site over a 23.5-hour window and split AI bot traffic into three categories: live answers (189 fetches), search indexing (541 fetches), and training…
Bruce Ediger, a software developer, describes the offensive security measures he deploys on his blog's VPS to deter malicious bots and scrapers, including a fake WordPress login, an endlessh tarpit on…
Major publishers including the BBC, The Guardian, and The New York Times are blocking OpenAI's GPTBot from accessing their content, signaling a broader shift in how news organizations assert control o…