{"uid":"cap_Msz-KfNghoNC0RuW7mbsP","slug":"pennyrail-secure-random-number-generator-d797cd33","name":"PennyRail Secure Random Number Generator","description":"Machine-readable settlement service","url":"https://pennyrail.vercel.app/api/p/nano/utility.random-secure--proven-random?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":"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_mcw90g3n7LIzulpK5VQQf","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 cryptographically secure, provably random value via a paid API endpoint","exampleAgentPrompt":"Give me a cryptographically secure, provably random number right now — I need one I can actually verify was fair for a raffle I'm running.","exampleUseCases":[{"title":"Fair lottery draw for giveaway","prompt":"I'm running an online giveaway with 500 entries and need a provably fair random number to pick the winner — can you generate one I can show participants was unbiased?"},{"title":"Secure nonce seed for token generation","prompt":"I need a cryptographically secure random seed to initialize a one-time token for my auth system — something I can verify wasn't manipulated."},{"title":"Random outcome for blockchain game","prompt":"My on-chain game needs a tamper-proof random result to decide the outcome of a player's move — can you get me a proven-random value I can reference on-chain?"}],"resultDescription":"Returns a JSON object containing a cryptographically secure, provably random value. The exact shape of the response is open (additionalProperties: true), but the core output is a random result that can be verified as untampered and unbiased.","failureModes":["Payment not included or insufficient (HTTP 402): request rejected before processing","Malformed input object: schema validation error returned","Service unavailable on Vercel infrastructure: 5xx error","Empty or missing 'input' field in request body: validation failure","Rate limiting or abuse detection: request throttled or blocked"],"whenToPreferThis":"Choose this endpoint when you need a cryptographically secure, provably random value backed by a paid settlement layer — the micropayment model provides an economic disincentive for abuse and signals the randomness is from a committed, non-free source. Prefer it over free random APIs when auditability, fairness guarantees, or tamper-resistance matter, such as lotteries, games, or distributed systems requiring verifiable randomness.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:37:39.017Z","isFirstParty":false,"canonicalSlug":"pennyrail-secure-random-number-generator-7d7fa731"}