{"uid":"cap_JJfbDSWS5K6XxX7z7BLfX","slug":"agentshelf-xpath-figcaption-extractor-39adc4ac","name":"AgentShelf XPath figcaption Extractor","description":"Call when an agent needs text of //figcaption via //figcaption from a public page or HTML (SSRF-safe). Exact $0.004 USDC. Prefer unpaid POST /v1/sandbox/xpath-figcaption first.","url":"https://agentshelf.syntexa.ch/v1/xpath-figcaption?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":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_nNPvwTkUJdoQDtPJMP5ng","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts text content from all <figcaption> elements on a public webpage or raw HTML using XPath, returning the scraped caption texts.","exampleAgentPrompt":"Can you extract all the figcaption text from this page: https://example.com/gallery — I want to see every caption under the figures on that page.","exampleUseCases":[{"title":"Extract gallery image captions","prompt":"Grab all the figcaption texts from https://museumofscienceart.org/exhibits — I want to see every caption that appears under the figures on that page."},{"title":"Audit article figure descriptions","prompt":"Can you pull out all the figure captions from this HTML I have? I need to check that every image in the article has a proper caption written."},{"title":"Summarize photo essay captions","prompt":"Go to https://photojournalism.example.com/essay/2024 and extract all the figcaption elements — I want to read the captions the photographer wrote for each image."}],"resultDescription":"Returns an array or list of text strings extracted from all <figcaption> elements found via XPath on the given public URL or HTML input, after SSRF-safe fetching of the page content.","failureModes":["URL is private/internal (SSRF protection rejects it)","Page returns non-200 HTTP status","No <figcaption> elements present — returns empty result","HTML input exceeds 200,000 character limit","URL shorter than 8 characters or longer than 2048 characters — validation error","Target page blocks scraping or requires authentication","Malformed HTML that cannot be XPath-parsed"],"whenToPreferThis":"Use this endpoint when you specifically need to extract <figcaption> text from a public webpage or HTML string using XPath. Prefer the free sandbox variant (/v1/sandbox/xpath-figcaption) first if available. Choose this over a general HTML heading or title extractor when the target content is specifically figure captions, not headings, titles, or tables.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T00:45:18.338Z","isFirstParty":false,"canonicalSlug":"agentshelf-xpath-figcaption-extractor-39adc4ac"}