{"uid":"cap_ctEESTxchNhizGX90o8Qs","slug":"verifiable-random-function-oracle-mcp-9bf8d437","name":"Verifiable Random Function Oracle MCP","description":"The premier global index of 1,069 monetized MCP nodes across 205 specialized subdomains. Gasless USDC runtime settlements via x402 V2 Spec on Base L2. Save 95% token context.","url":"https://api.m2mcent.com/verifiable-random-function-oracle-mcp/api/process?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.04","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":"$0.04/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.04","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_RLAkTiKbzNFZVH_GkrURh","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.04","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Generates cryptographically verifiable random outputs using a VRF oracle, providing tamper-proof randomness with on-chain or off-chain verifiability.","exampleAgentPrompt":"Generate a verifiable random value using the VRF oracle with the input seed 'round-42-lottery-2024' so I can prove the randomness was fair and unbiased.","exampleUseCases":[{"title":"Fair NFT trait assignment","prompt":"I need a verifiable random number to assign traits for my NFT drop — use the VRF oracle with input 'nft-collection-mint-batch-7' so holders can independently verify the randomness was fair."},{"title":"Provably fair game outcome","prompt":"Generate a verifiable random result for my on-chain game round using 'game-session-player-0xabc-round-5' as the input, so players can audit that the outcome wasn't manipulated."},{"title":"Unbiased lottery winner selection","prompt":"Pick a verifiably random winner for my community lottery — run the VRF oracle on 'dao-lottery-draw-week-23' so the result comes with a cryptographic proof anyone can check."}],"resultDescription":"Returns a cryptographically verifiable random value derived from the input data, along with a proof or attestation that the randomness was generated honestly and can be independently verified. The response includes the random output and supporting proof material.","failureModes":["Invalid or empty data input returns an error","Malformed request body causes 400-level response","Payment failure via x402 protocol blocks processing","Oracle unavailability results in 503 or timeout","Input data exceeding length limits may be rejected"],"whenToPreferThis":"Choose this endpoint when you need randomness that must be publicly auditable and tamper-proof — such as for lotteries, NFT minting, games, or any application where bias-resistance and verifiability are critical. Prefer it over standard random number generators when participants need cryptographic proof that the outcome was not manipulated.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T12:50:04.679Z","isFirstParty":false,"canonicalSlug":"verifiable-random-function-oracle-mcp-9bf8d437"}