{"uid":"cap_oNg5F70mB83zkQyVwuBZs","slug":"syntexa-agentshelf-hreflang-list-extractor-6d79e380","name":"Syntexa AgentShelf Hreflang List Extractor","description":"Call when an agent needs hreflang alternates extracted from a public page or HTML (SSRF-safe). Exact $0.003 USDC. Prefer unpaid POST /v1/sandbox/hreflang-list first.","url":"https://agentshelf.syntexa.ch/v1/hreflang-list?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","maxLength":2048,"minLength":8,"description":"Public http(s) URL to fetch. When html is also sent, this is only the base for relative links. Provide url or html."},"html":{"type":"string","examples":["<link rel=\"alternate\" hreflang=\"en\" href=\"https://example.com/en\">"],"maxLength":200000,"minLength":1,"description":"HTML to parse locally instead of fetching. When both html and url are set, html is used. Provide html or url."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/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_oWhLE16sXxMNe0xr-AHKN","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts all hreflang alternate link elements from a public URL or raw HTML, returning a structured list of language/region alternates.","exampleAgentPrompt":"Can you pull all the hreflang alternate tags from https://www.example.com/about so I can see what language and region versions they're targeting?","exampleUseCases":[{"title":"SEO international audit","prompt":"I need to audit the hreflang setup on our homepage at https://www.mycompany.com — can you extract all the hreflang alternate links so I can check if we're correctly targeting all our international markets?"},{"title":"Verify hreflang from raw HTML","prompt":"I have the HTML of a page I scraped — can you parse out all the hreflang link elements from it so I know what language alternates are declared?"},{"title":"Competitor localization research","prompt":"Can you fetch and list all the hreflang alternate URLs from https://www.competitor.com/products so I can see which languages and regions they're actively targeting?"}],"resultDescription":"A structured list of hreflang alternate entries found on the page, each including the hreflang attribute value (language/region code, e.g. 'en-US', 'fr', 'x-default') and the corresponding alternate URL. Returns an empty list if no hreflang tags are found.","failureModes":["URL is unreachable or returns non-200 status — fetch error returned","HTML content exceeds 200,000 character limit — input rejected","URL is blocked by SSRF safety rules (private/internal addresses) — request refused","No hreflang tags present in page — empty list returned","Malformed HTML causes parsing failure — error or partial results","URL shorter than 8 characters or longer than 2048 characters — validation error"],"whenToPreferThis":"Choose this endpoint when you need to programmatically extract hreflang alternate link data from a live URL or raw HTML for SEO auditing, internationalization analysis, or localization research. It is SSRF-safe for fetching public URLs and accepts raw HTML if you already have the markup. Prefer the free POST /v1/sandbox/hreflang-list first for testing; use this paid endpoint ($0.003 USDC) for production workloads or when the sandbox is unavailable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T06:47:40.053Z","isFirstParty":false,"canonicalSlug":"syntexa-agentshelf-hreflang-list-extractor-6d79e380"}