{"uid":"cap_uYTcChA0yPJolZvb6WlR0","slug":"agent-readiness-llms-txt-substantive-repair-check-09e386e2","name":"Agent Readiness llms.txt Substantive Repair Check","description":"Substantive llms.txt repair plan fetches current public evidence from the supplied target and evaluates the documented criterion. It returns the observation, threshold, verdict, exact evidence source, limitations and a mode-specific action. The check is passive: no login attempt, payload injection, exploit, purchase, form submission or load test is performed.","url":"https://agentreadiness.halowerk.com/v1/llms-substantive-repair?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"target":{"type":"string","maxLength":2048,"minLength":3,"description":"Public HTTP(S) URL or domain to inspect. A bare domain is normalized to HTTPS."},"context":{"type":"object","description":"Optional non-secret correlation labels returned unchanged only in the request lifecycle.","maxProperties":12,"additionalProperties":{"type":["string","number","boolean","null"]}},"baseline":{"type":["object","null"],"description":"Optional baseline returned by a previous snapshot call.","additionalProperties":true},"compare_url":{"type":"string","maxLength":2048,"minLength":3,"description":"Optional public comparison URL. Used by change and monitoring services."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ybrGcYtwmq0FtC9cCA5Pn","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Fetches public evidence from a target URL and evaluates whether its llms.txt file is substantive enough to guide AI agents, returning a verdict, evidence, and a concrete repair action.","exampleAgentPrompt":"Check whether the llms.txt at example.com is substantive enough to properly guide AI agents — give me the verdict, what evidence you found, and a specific repair plan if it falls short.","exampleUseCases":[{"title":"Pre-launch AI readiness audit","prompt":"Before we launch the new product site at acmecorp.com, can you check if our llms.txt is substantive enough for AI agents to work with — I need to know the verdict and exactly what to fix if it fails."},{"title":"Diagnosing sparse llms.txt content","prompt":"Our llms.txt at myblog.io seems too minimal — can you evaluate whether it actually meets the substantive content threshold and give me a repair plan so AI tools can properly understand the site?"},{"title":"Ongoing monitoring of llms.txt quality","prompt":"Compare the current llms.txt at techstartup.com against the baseline I got last week to see whether our substantive content score has improved or if we still need repairs."}],"resultDescription":"Returns a structured report including: the observation (what was found in the llms.txt), the threshold criteria being evaluated, a pass/fail verdict, the exact evidence source URL, known limitations of the passive check, and a mode-specific repair action the site owner can take to bring the llms.txt up to standard.","failureModes":["Target URL is unreachable or returns non-200 status — check fails with a network error","llms.txt file is missing entirely — returns a specific not-found observation rather than a substantive check","Target is behind authentication or a firewall — passive check cannot access the file","Malformed target URL — validation error returned before any fetch is attempted","Rate limiting or bot blocking on the target domain prevents fetching"],"whenToPreferThis":"Choose this endpoint when you specifically need to evaluate whether a site's llms.txt is substantive and actionable (not just present), and want a concrete repair recommendation. Prefer this over the 'llms.txt available' check when you already know the file exists but need to assess its quality and content depth. Ideal for site owners, SEO/AI-readiness auditors, or agents building optimization pipelines.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-14T00:35:56.917Z","isFirstParty":false,"canonicalSlug":"agent-readiness-llms-txt-substantive-repair-check-09e386e2"}