Most websites are built for Google, not for AI agents. Many accidentally block GPTBot or ClaudeBot, have no llms.txt, or hide content AI can't read. AI Checker scans your domain and gives you an AI Readiness Score in seconds, covering AI bot access (robots.txt), llms.txt, content structure and performance. Plus clear tips on what to fix so ChatGPT, Claude and Perplexity can find and cite your site. Free, no signup.
痛点：网站为Google而建，未针对AI agent优化，常误封GPTBot/ClaudeBot、缺少llms.txt或内容AI不可读，导致在ChatGPT/Claude/Perplexity中不可见。
目标用户：SEO/内容营销负责人、代理机构、SaaS与电商网站主、独立开发者/站长
证据：Most websites are built for Google, not for AI agents. Many accidentally block GPTBot or ClaudeBot, have no llms.txt, or hide content AI can't read. ... Free, no signup.
变现：免费扫描+AI Readiness Score获客，付费提供持续监控、竞品对比、修复实施指导/自动生成llms.txt/robots.txt、代理商白标报告，按月订阅或一次性审计报告。
MVP：2周MVP：输入域名，抓取robots.txt、llms.txt、关键页面，检测GPTBot/ClaudeBot/PerplexityBot访问、结构化数据、SSR内容可读性，生成0-100分和修复清单；用邮件收集线索，付费解锁PDF报告和定期复查。
竞品：Signum.AI AI Checker、Profound、Peec AI、Otterly.ai、Semrush AI Visibility、HubSpot AI Search Grader
摘要：Signum.AI在Product Hunt发布免费AI Checker，扫描网站是否允许GPTBot/ClaudeBot、有无llms.txt及内容结构，给出AI Readiness Score，明确说免费且无需注册。它验证了“让AI搜索可见”的痛点，但帖子没有付费意愿或收入数据，且同类AI SEO/GEO工具正在增多。