{"uid":"cap_JDMZFK_ETnekeGw0Qvb_l","slug":"research-json-path-lookup-7d166b62","name":"Research JSON Path Lookup","description":"Research JSON path lookup: Read a dot-separated path from a JSON document. Tailored for research workflows.","url":"https://market.datapackvibe.com/x402/json-path-research?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"json":{"type":"string","default":"{\"user\":{\"name\":\"Ada\"}}"},"path":{"type":"string","default":"user.name"}}},"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_ZqTMF6D-84E0i5ygNS-Sy","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":"Reads a value from a JSON document at a specified dot-separated path, optimized for research workflows.","exampleAgentPrompt":"I have a JSON string '{\"user\":{\"name\":\"Ada\",\"role\":\"admin\"}}' — can you extract the value at the path 'user.role' for me?","exampleUseCases":[{"title":"Extract author name from research metadata","prompt":"I have a JSON blob from a research paper metadata API that looks like '{\"paper\":{\"author\":{\"last\":\"Turing\"}}}' — pull out the value at path 'paper.author.last' for me."},{"title":"Read config value from nested settings","prompt":"Here's a config JSON: '{\"settings\":{\"database\":{\"host\":\"localhost\"}}}' — what's the value at 'settings.database.host'?"},{"title":"Retrieve nested API response field","prompt":"I got a big JSON response from an API and I need the value at 'results.items.0.title' — the full JSON is this string: '{\"results\":{\"items\":[{\"title\":\"Climate Study 2024\"}]}}'."}],"resultDescription":"The value found at the specified dot-separated path within the provided JSON document, returned as the extracted data (string, number, object, or array depending on what is at that path).","failureModes":["Path not found in JSON — returns null or error if the key does not exist at the specified path","Invalid JSON string — returns parse error if the input is not valid JSON","Malformed path — dot-separated path with empty segments or invalid characters may not resolve correctly","Type mismatch — attempting to traverse into a non-object value mid-path will fail"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, pay-per-call way to extract a single field from a JSON document using dot notation, especially within research or data-analysis workflows. It is ideal for agents processing structured API responses, configuration blobs, or document metadata where only one specific nested value is needed.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T12:46:48.345Z","isFirstParty":false,"canonicalSlug":"research-json-path-lookup-7d166b62"}