{"uid":"cap_wQopjSK8suTSbMo1nS6QR","slug":"aiscan-llms-txt-checker-0ed10b09","name":"AIScan LLMs.txt Checker","description":"AIScan audits any website for AI visibility in 60 seconds. 4 scores: AEO, GEO, Agent Readiness, MCP Readiness. Plus Brand Visibility: how often AI actually names your brand. The only scanner with MCP Readiness.","url":"https://api.getaiscan.app/api/agent/check_llms_txt","method":"POST","headers":{},"bodySchema":{"type":"object","required":["url"],"properties":{"url":{"type":"string","description":"Full URL of the website to analyze, e.g. https://example.com"}}},"responseSchema":{"type":"object","required":["capability"],"properties":{"url":{"type":"string","description":"Analyzed site URL"},"payment":{"type":"object","description":"Payment settlement info"},"capability":{"type":"string","description":"Capability that was executed"}}},"example":{"request":{"url":"https://example.com"},"response":{"fix":"Create /llms.txt - a markdown file describing your site for LLMs. See https://llmstxt.org","exists":false,"payment":{"tx":"0x5d1d0551a243d9950602eb0dd2e76180fece7a0c6069c120ecde8537693ea304","flow":"cdp_facilitator","amount":0.07,"settled":true,"currency":"USDC","x402Version":2},"capability":"check_llms_txt"}},"exampleRequest":{"url":"https://example.com"},"tags":["x402"],"displayCostAmount":"0.07","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.07/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.07","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.07","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_WSJfYOm7ii3mjxKAs8gpO","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.07","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a website has a valid llms.txt file and evaluates its AI-readiness configuration","exampleAgentPrompt":"Can you check if openai.com has an llms.txt file set up and whether it's properly configured for AI agent discoverability?","exampleUseCases":null,"resultDescription":"Returns a capability string confirming the check was executed, plus the analyzed site URL and payment settlement info. The core result indicates whether the llms.txt check was performed — the capability field describes what was run.","failureModes":["Invalid or malformed URL returns an error","Site is unreachable or times out during the check","Payment of $0.07 USDC not settled, resulting in 402 response","URL missing scheme (e.g. missing https://) causes rejection","Rate limiting or server errors on the target domain prevent analysis"],"whenToPreferThis":"Use this endpoint specifically when you need to determine whether a website has an llms.txt file in place — a key signal of MCP and AI agent readiness. Choose this over a general AI visibility audit when you only need the llms.txt check specifically, not a full 4-score AEO/GEO/Agent/MCP audit.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:34:11.153Z","isFirstParty":false}