{"uid":"cap_mJaLGCsZCe8FBNTCN-4dI","slug":"pennyrail-uuid-generator-d00f7242","name":"PennyRail UUID Generator","description":"Machine-readable settlement service","url":"https://pennyrail.vercel.app/api/p/nano/utility.uuid-generate--proven-uuid","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":"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_pZdhx_b13pO9S76QF_oo7","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":"Generates a proven universally unique identifier (UUID) on-demand via a paid micro-transaction API","exampleAgentPrompt":"Generate a new proven UUID for me — I need a unique identifier to assign to a new record in my system.","exampleUseCases":[{"title":"Unique ID for new database record","prompt":"I'm inserting a new user record into my database and I need a fresh, collision-resistant UUID to use as its primary key — can you generate one for me?"},{"title":"Idempotency key for distributed transaction","prompt":"I need a new UUID to use as an idempotency key before I submit this payment request, so I can safely retry it without duplicates."},{"title":"Unique session token generation","prompt":"Generate a UUID I can use as a unique session identifier for a new user login event I'm about to log."}],"resultDescription":"Returns a generated UUID string as a proven unique identifier, wrapped in a JSON response object. The exact shape of the response may vary but will contain the UUID value.","failureModes":["Payment not provided or invalid — 402 Payment Required returned","Malformed input object — may return 400 Bad Request","Service unavailable or Vercel cold-start timeout — 503 or timeout error","Rate limiting or quota exceeded — may return 429"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, pay-per-use UUID generation service without setting up your own infrastructure, particularly in agentic or micro-service pipelines that already use x402 payment rails. It is well-suited for low-volume, on-demand unique ID generation where spinning up a dedicated service is overkill.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:07:37.896Z","isFirstParty":false}