{"uid":"cap_WqqaZBy6AYi-jrnlj9IXG","slug":"delx-commerce-sitemap-changefreq-check-38aea79b","name":"Delx Commerce — Sitemap Changefreq Check","description":"Pay-per-result APIs for agents. No signup. Exact price. Verifiable delivery. USDC on Base + Solana via x402.","url":"https://commerce.delx.ai/api/v1/x402/sitemap-changefreq-check?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"changefreq":{"type":"string","maxLength":8192,"description":"Changefreq supplied to Sitemap Changefreq Check; used only for this bounded calculation and processed in memory without retention."}}},"responseSchema":{"type":"json","example":{"result":{"changefreq":"weekly","recognized":true},"schema":"delx/util-sitemap-changefreq-check/v1","status":"pass","evidence":{"retained":false,"input_sha256":"c631c8fef382cc9588d848a20255b5188436adc5fd543e086f5e14b6122dc269","external_calls":0},"operation":"web_reliability:sitemap_changefreq_check"}},"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_-ZI__y3JEQps6wCFCt3i2","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":"Validates whether a given sitemap changefreq value is a recognized standard frequency token","exampleAgentPrompt":"Can you check if 'monthly' is a recognized and valid changefreq value for a sitemap entry?","exampleUseCases":[{"title":"SEO audit of sitemap frequency tags","prompt":"I'm auditing our site's sitemap and want to make sure every changefreq value we're using — like 'weekly' and 'always' — is actually recognized as a valid token. Can you validate them?"},{"title":"Sitemap generator correctness check","prompt":"Our sitemap generator outputs 'bimonthly' as a changefreq — can you confirm whether that's a recognized value or if we need to fix it?"},{"title":"Pre-submission sitemap validation","prompt":"Before I submit my sitemap to Google Search Console, can you verify that the changefreq value 'daily' is a standard, recognized directive?"}],"resultDescription":"Returns a JSON object confirming whether the supplied changefreq string is a recognized sitemap standard value, the original changefreq string, an overall pass/fail status, and an evidence block including whether any data was retained (always false), a SHA-256 hash of the input, and the number of external calls made (always zero).","failureModes":["Missing or empty changefreq field returns a validation error","Excessively long input strings may be rejected","Unexpected non-string types may cause schema errors","Network or service unavailability returns a 5xx error","Payment failure via x402 protocol blocks the request"],"whenToPreferThis":"Use this endpoint when you need a fast, cheap, verifiable, stateless check of whether a changefreq token is a recognized sitemap standard value — especially useful in automated SEO audits, sitemap generation pipelines, or agent workflows that need tamper-evident proof of validation without retaining user data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:06:36.816Z","isFirstParty":false,"canonicalSlug":"delx-commerce-sitemap-changefreq-check-38aea79b"}