{"uid":"cap_dTAi65Xb7MrbDeEyDW_bz","slug":"agentshelf-h3-text-extractor-9ee1b5f1","name":"AgentShelf H3 Text Extractor","description":"Call when an agent needs h3 text extracted from a public page or HTML (SSRF-safe). Exact $0.01 USDC. Prefer unpaid POST /v1/sandbox/profile-h3 first.","url":"https://agentshelf.syntexa.ch/v1/profile-h3?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"url":{"type":"string","maxLength":2048,"minLength":8,"description":"Public page to fetch. The selector or profile is fixed by the SKU. Provide url or html."},"html":{"type":"string","examples":["<!doctype html><html lang=\"en\"><head><title>Hello</title>\n<meta name=\"description\" content=\"Desc\"><meta property=\"og:title\" content=\"OG\">\n<link rel=\"canonical\" href=\"https://example.com/\"><link rel=\"icon\" href=\"/favicon.ico\">\n</head><body><h1>Hello</h1><a href=\"https://example.com/a\">A</a></body></html>"],"maxLength":200000,"minLength":1,"description":"HTML to extract from locally. Provide html or url. When both are set, html is used."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_f1nmIf8JuMu18f_NIUTr6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts all H3 heading text from a public webpage URL or raw HTML string, with SSRF protection.","exampleAgentPrompt":"Can you extract all the H3 headings from https://example.com/blog/article — I want to see what section titles that page uses?","exampleUseCases":[{"title":"Article section outline extraction","prompt":"Pull all the H3 headings from https://docs.stripe.com/payments and list them for me — I want to understand how their docs are structured."},{"title":"Competitor page structure analysis","prompt":"I have the HTML of our competitor's pricing page here — can you extract all the H3 headings from it so I can see how they organize their features?"},{"title":"SEO heading audit","prompt":"Go to https://www.shopify.com/blog/ecommerce-marketing and grab every H3 heading on the page — I need to audit their subheading structure for an SEO comparison."}],"resultDescription":"Returns a list of H3 heading texts found in the provided URL or HTML. Each extracted heading is returned as a string, giving the agent the full set of H3 section titles present on the page.","failureModes":["URL is not publicly accessible or returns non-200 status — no content to parse","SSRF-blocked URL (internal/private IP ranges) — rejected for security reasons","HTML input exceeds 200,000 character limit — request rejected","No H3 elements found in page or HTML — returns empty list","Malformed HTML that cannot be parsed — may return incomplete results","URL or HTML field both absent — validation error"],"whenToPreferThis":"Use this endpoint when you need specifically H3-level headings extracted from a public webpage or raw HTML string and want SSRF safety guarantees. It is purpose-built for H3 extraction at a low flat cost of $0.01 USDC per call. A free sandbox alternative at POST /v1/sandbox/profile-h3 should be tried first for testing. Prefer this over general-purpose scraping services when only H3 text is needed and budget efficiency matters.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:50:11.744Z","isFirstParty":false,"canonicalSlug":"agentshelf-h3-text-extractor-9ee1b5f1"}