{"uid":"cap_-GCy-8HKb4w60Je9JLfS8","slug":"vextorium-llms-txt-reader-ffbaa59e","name":"Vextorium llms.txt Reader","description":"Read a website's /llms.txt (the standard that tells LLMs what a site is about) as structured data: title, summary, sections with links and descriptions, and whether llms-full.txt exists.","url":"https://api.vextorium.com/leer-llms-txt-pago?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"required":["url"],"properties":{"url":{"type":"string"}}},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":["object","null"],"properties":{"sitio":{"type":["string","null"]},"texto":{"type":["string","null"]},"titulo":{"type":["string","null"]},"resumen":{"type":["string","null"]},"secciones":{"type":["array","null"],"items":{"type":["null","object"],"properties":{"titulo":{"type":["null","string"]},"enlaces":{"type":["array","null"],"items":{"type":["null","object"],"properties":{"url":{"type":["null","string"]},"texto":{"type":["null","string"]},"descripcion":{"type":["null","string"]}}}}}}},"caracteres":{"type":["number","null"]},"enlaces_total":{"type":["number","null"]},"llms_full_txt":{"type":["boolean","null"]}}}}}}},"responseSchema":{"type":"json","example":{"sitio":"https://vextorium.com","texto":"# Vextorium\n\n> Pay-per-call data APIs for AI agents over x402 (USDC on Solana or Base). No accounts and no API keys: send the request, receive an HTTP 402 with the price, pay, and get JSON.\n\n## How to call\n\n- Every endpoint is POST with a JSON body and returns JSON.\n- An unpaid request returns HTTP …","titulo":"Vextorium","resumen":"Pay-per-call data APIs for AI agents over x402 (USDC on Solana or Base). No accounts and no API keys: send the request, receive an HTTP 402 with the price, pay, and get JSON.","secciones":[{"titulo":"How to call","enlaces":[]},{"titulo":"Services","enlaces":[{"url":"https://api.vextorium.com/sol-saldos-pago","texto":"Solana wallet balances","descripcion":"Solana wallet balances: SOL plus every SPL and Token-2022 token held (mint, amount, decimals), with USD value for USDC/USDT. Price: $0.004."},{"url":"https://api.vextorium.com/sol-tx-pago","texto":"Solana transaction status","descripcion":"Solana transaction status by signature: confirmed / failed / processing, slot, time, fee in SOL, signers, programs invoked and token balance changes. Price: $0.003."}]}],"caracteres":87649,"enlaces_total":292,"llms_full_txt":false}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_twoU8sjGxkJ7I1hEnWbg2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches and parses a website's /llms.txt file into structured JSON, returning the site title, summary, sections with links and descriptions, and whether llms-full.txt exists.","exampleAgentPrompt":"Can you fetch and parse the llms.txt file for anthropic.com and give me the structured breakdown — title, summary, and all sections with their links?","exampleUseCases":[{"title":"AI agent onboarding to new site","prompt":"Before I start using docs.example.com, can you read its llms.txt and give me a structured summary of what the site covers — title, overview, and all the main sections with links?"},{"title":"Checking LLM discoverability of a domain","prompt":"Does openai.com have a proper llms.txt? If so, pull it and tell me the title, summary, whether llms-full.txt exists, and how many links are listed across all sections."},{"title":"Aggregating site descriptions for a directory","prompt":"I'm building a directory of AI-friendly sites — can you read the llms.txt at huggingface.co and return the structured data including title, summary, and all section titles with their links and descriptions?"}],"resultDescription":"Returns a JSON object with: the site URL, raw llms.txt text, parsed title, summary/description, an array of sections each containing a title and an array of links (each with URL, anchor text, and description), total character count, total link count, and a boolean indicating whether llms-full.txt is available.","failureModes":["Site does not have a /llms.txt file — returns null fields or an error","URL is malformed or unreachable — network or parse error returned","llms.txt exists but does not conform to the standard format — partial or empty parsed fields","Payment not sent — HTTP 402 returned before data is delivered"],"whenToPreferThis":"Choose this endpoint when you need to programmatically understand what a website wants LLMs to know about it, without scraping the full site. Ideal for agents building site summaries, checking AI discoverability, or ingesting structured llms.txt metadata. Better than raw scraping for this specific use case since it handles the llms.txt standard parsing and normalization for you.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:41:02.044Z","isFirstParty":false,"canonicalSlug":"vextorium-llms-txt-reader-ffbaa59e"}