# Citewren (by CyberMax) > Check how ready a website is for AI search: which AI crawlers robots.txt lets in (GPTBot, OAI-SearchBot, ChatGPT-User, ClaudeBot, Claude-SearchBot, PerplexityBot, Google-Extended, Applebot-Extended and more), whether /llms.txt exists and follows the llmstxt.org format, schema.org JSON-LD, sitemap, Open Graph, canonical and noindex. Scored 0-100 with fixes. - Check a site: https://citewren.cybermaxtools.com/ - Free API: https://citewren.cybermaxtools.com/api/check?url=example.com (3 checks a day; JSON) - Pro: every fix, a 15-page crawl, a ready llms.txt draft and robots.txt rules; Monitor re-checks up to 10 sites weekly (JSON/RSS) - Report pass (30 days): $19 once (30 days) https://citewren.cybermaxtools.com/buy/pass-30?s=llms - Monitor monthly: $9/month https://citewren.cybermaxtools.com/buy/pro-monthly?s=llms - Monitor yearly: $90/year https://citewren.cybermaxtools.com/buy/pro-yearly?s=llms - Machine-readable pricing: https://citewren.cybermaxtools.com/pricing.json