{"uid":"cap_oU7qw-xwUnI-VG9NXMx6Y","slug":"crypto-shark-fleet-extract-json-worker-2c74e8fb","name":"Crypto Shark Fleet – Extract JSON Worker","description":"x402-paid AI utility workers on Base mainnet","url":"https://cryptoshark-fleet.duckdns.org/worker/extract-json?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"input":{"type":"string","maxLength":12000}}},"responseSchema":{"type":"json","example":{"model":"gpt-5.6-luna","result":"..."}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.04","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":"$0.04/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_4xljqMNybjZ3sbVWpDOvl","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.04","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Extracts structured JSON from unstructured text input using an AI model, paid per-call via x402 on Base mainnet","exampleAgentPrompt":"Take this block of text and extract the key fields into a clean JSON object: 'Customer John Doe placed order #4821 on March 3rd for 2 units of Widget Pro at $29.99 each, shipping to 123 Main St, Austin TX 78701.'","exampleUseCases":[{"title":"Parse invoice text into structured fields","prompt":"I have a raw invoice description and I need you to pull out the vendor name, amount, due date, and line items as a JSON object — here's the text: 'Invoice from Acme Corp, due April 15 2025, total $1,240.00 — 3x Office Chair at $350, 1x Desk at $190.'"},{"title":"Extract contact info from email body","prompt":"Pull out the name, email address, phone number, and company from this email signature and return it as JSON: 'Best, Sarah Mitchell | Head of Sales | TechFlow Inc | sarah@techflow.io | (415) 555-0192'"},{"title":"Structure product listing from description","prompt":"Convert this raw product description into a structured JSON with fields for product name, price, dimensions, and color: 'The AeroStand Pro is a sleek matte black laptop stand, 12 inches wide by 9 inches deep, priced at $49.00.'"}],"resultDescription":"Returns a JSON object with a 'model' field (e.g. 'gpt-5.6-luna') and a 'result' field containing the AI-extracted structured JSON parsed from the input text.","failureModes":["Input text exceeds 12,000 character limit — request rejected","Payment not attached or insufficient USDC — 402 Payment Required response","Malformed input schema — 400 Bad Request","AI model unable to extract meaningful JSON from ambiguous or empty input — result may be empty or partial","Network/host unavailability due to duckdns dynamic DNS resolution failure"],"whenToPreferThis":"Choose this endpoint when you need a low-cost, pay-per-call AI extraction worker that accepts raw text and returns structured JSON, especially when operating in a crypto-native x402 payment environment on Base mainnet. Useful for agent pipelines that process variable volumes of text and prefer micropayment billing over subscription APIs.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T06:44:16.708Z","isFirstParty":false,"canonicalSlug":"crypto-shark-fleet-extract-json-worker-2c74e8fb"}