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…
GEO (Generative Engine Optimization) is the practice of optimizing content so that generative AI systems like ChatGPT, Perplexity, Gemini, and Google's AI Overviews cite and attribute it in their answ…
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…
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 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…
Known Agents, an analytics service tracking bot traffic across 5,000+ sites, flagged a campaign where mass vulnerability scans spoof legitimate AI crawler user-agents like ClaudeBot to probe for crede…
Attackers are spoofing Anthropic's ClaudeBot user-agent to conduct mass vulnerability scans, exploiting sysadmins who have loosened firewall rules to allow AI crawlers. Real ClaudeBot traffic can be v…
Cloudflare reported that 2% of bot traffic across 5,000+ websites using Agent Analytics and AI Chat Referral Tracking is AI-related, up 11% from the previous 90 days, while overall bot visits fell 2%.…
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 …
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…
TIME is serving AI crawlers a stripped-down markdown version of its website with ads embedded, while human visitors receive the full HTML page, according to a test by an unnamed researcher. The markdo…
A developer's guide explains how to configure Next.js sites for Generative Engine Optimization (GEO), distinguishing between training crawlers like GPTBot and search bots like OAI-SearchBot. The artic…
Bots now generate 57.4% of all HTTP traffic, surpassing human traffic for the first time in internet history, according to Cloudflare CEO Matthew Prince, who said the crossover arrived 18 months ahead…
Rudrendu Paul and Sourav Nandy released LLMScout, a zero-dependency CLI that runs 21 checks against any website to determine how well AI systems can find and cite it. The tool covers technical SEO fun…
AI crawlers from OpenAI, Anthropic, and Perplexity do not execute JavaScript, leaving client-rendered single-page apps invisible to them, according to an audit by developer and product builder who run…