{"uid":"cap_Dq2MqbrKzKNqbaPIqAB5x","slug":"pennyrail-text-url-extractor-795653d5","name":"PennyRail Text URL Extractor","description":"Machine-readable settlement service","url":"https://pennyrail.vercel.app/api/f/text.extract-urls","method":"POST","headers":{},"bodySchema":{"type":"object","required":["input"],"properties":{"input":{"type":"string","description":"string"}}},"responseSchema":{"type":"object","required":["operation","result"],"properties":{"result":{},"operation":{"type":"string"}},"additionalProperties":true},"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_Sl5MdIYu-anxRuIF43T5y","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":"Extracts all URLs found within a given text string and returns them as a structured list","exampleAgentPrompt":"Pull out every URL from this block of text for me: 'Check out our blog at https://example.com/blog and our docs at https://docs.example.com, also referenced in the footnote at http://reference.org/article/42.'","exampleUseCases":[{"title":"Link audit from scraped page body","prompt":"I just scraped the raw HTML-stripped text of a landing page — can you extract all the URLs mentioned in it so I can audit what sites it links to?"},{"title":"Extract references from research text","prompt":"Here's a paragraph from a research digest: 'Further reading at https://arxiv.org/abs/2301.00001 and replication data at https://zenodo.org/record/123456.' Pull out every URL in there for me."},{"title":"Parse user-submitted content for links","prompt":"A user pasted this message into our support form and I need to know every URL they included — can you extract all the links from this text: 'I saw it on https://reddit.com/r/example and also at https://news.ycombinator.com/item?id=99999'?"}],"resultDescription":"Returns a JSON object containing an 'operation' field (the name of the performed operation) and a 'result' field containing the extracted URLs found within the input text, likely as an array of URL strings.","failureModes":["Empty or missing 'input' field returns a validation error","Input text containing no URLs may return an empty result array","Malformed JSON request body causes a 400-level error","Very large input strings may time out or be rejected","Non-string input types for the 'input' field may cause schema validation failure"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, pay-per-call URL extraction step within an automated pipeline — particularly when you are already working with the x402 micropayment protocol and need deterministic URL parsing from raw text at $0.001 per call. Prefer it over regex-based in-agent approaches when you want a reliable, hosted extraction primitive without maintaining your own parser.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:31:25.273Z","isFirstParty":false}