{"uid":"cap_mghk2HZBny-bPVftKZ9N0","slug":"pennyrail-json-path-reader-4dc437a3","name":"PennyRail JSON Path Reader","description":"Machine-readable settlement service","url":"https://pennyrail.vercel.app/api/p/nano/json.get--read-dot-path?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["input"],"properties":{"input":{"type":"object"}}},"responseSchema":{"type":"object","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":"down","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_gxeFtkwaxADwvlowh0OTP","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":"Reads a value at a specified dot-notation path from a JSON object via a paid settlement API","exampleAgentPrompt":"Read the value at the dot-notation path 'user.address.city' from this JSON object: {\"user\":{\"address\":{\"city\":\"Austin\",\"zip\":\"78701\"}}}","exampleUseCases":[{"title":"Extract nested config value","prompt":"I have a large JSON config blob and I need you to pull out just the value at 'database.primary.host' — can you read that path for me?"},{"title":"Parse API response field","prompt":"I got a JSON response from a third-party API and I need the value sitting at 'data.items.0.id' — can you extract that for me?"},{"title":"Retrieve user profile attribute","prompt":"From this user profile JSON, grab the value at 'profile.preferences.theme' so I can check what display mode they have set."}],"resultDescription":"Returns the value found at the specified dot-notation path within the provided JSON input object, as a JSON object with the extracted result. If the path does not exist, the response may return null or an error indicator.","failureModes":["Invalid or malformed JSON input causes a parsing error","Requested dot-notation path does not exist in the provided object, returning null or empty","Missing required 'input' field results in a 400-level error","Network or payment settlement failure from the x402 micro-payment layer","Deeply nested or large JSON objects may time out or exceed size limits"],"whenToPreferThis":"Use this endpoint when you need a lightweight, pay-per-call JSON path extraction service without setting up a full data-processing pipeline. Ideal for agents that occasionally need to pull a specific nested field from JSON payloads and want a simple, stateless micro-service with per-call micro-pricing via USDC.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T03:28:42.885Z","isFirstParty":false,"canonicalSlug":"pennyrail-json-path-reader-4dc437a3"}