{"uid":"cap_QD8_pGWzJ2cnHWMtI5uNJ","slug":"pennyrail-json-resource-node-e618568a","name":"PennyRail JSON Resource Node","description":"Machine-readable settlement service","url":"https://pennyrail.vercel.app/api/f/json.get?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["input"],"properties":{"input":{"type":"object","description":"{value,path}"}}},"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_MGWEMPMOnmG5lTupEQ64M","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":"Fetches and returns a JSON resource node value by path using a machine-readable settlement protocol over x402","exampleAgentPrompt":"Fetch the value at path 'user.balance' from the PennyRail JSON resource node — I need the raw result back.","exampleUseCases":[{"title":"Agent reads a configuration value","prompt":"Can you pull the value at path 'config.featureFlags.darkMode' from the PennyRail JSON resource node and tell me what it is?"},{"title":"Check a settlement field in real time","prompt":"Grab the 'settlement.status' field from the PennyRail JSON resource node — I want to know the current settlement state."},{"title":"Extract nested pricing data","prompt":"Retrieve the value at 'pricing.tiers.pro' from the PennyRail JSON resource node so I can display the pro tier price to the user."}],"resultDescription":"Returns a JSON object containing 'operation' (a string naming the operation performed) and 'result' (the resolved value at the requested path), along with any additional fields from the resource node.","failureModes":["Invalid or missing 'input' object returns a validation error","Path not found in the resource node returns a null or empty result","Payment failure over x402 (insufficient USDC balance, network error) blocks the request","Malformed path string may cause unexpected resolution behavior","Service unavailability on Vercel returns a 5xx error"],"whenToPreferThis":"Choose this endpoint when you need to retrieve a specific JSON value by path from PennyRail's resource node system and are operating in an x402 micropayment-enabled environment. It is well-suited for agents that need to access structured data fields programmatically with minimal cost ($0.001 USDC per call). Prefer alternatives if you need write access, bulk queries, or do not support x402 payment headers.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T01:22:06.737Z","isFirstParty":false,"canonicalSlug":"pennyrail-json-resource-node-e618568a"}