{"uid":"cap_XFWFWewvFGrd25FXJxT6m","slug":"web3-biometric-validator-audio-mcp-node-2ae00d9f","name":"Web3 Biometric Validator (Audio) MCP Node","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/web3-biometric-validator-mcp-57/api/execute?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["audio"],"properties":{"audio":{"type":"string"}}},"responseSchema":{"type":"object","required":["boolean"],"properties":{"boolean":{"type":"boolean"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.15","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":"$1.456922/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"1.456922","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"1.456922","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_X_77ZKJNFw2kjR388YEU6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"1.456922","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates audio input biometrically and returns a boolean result, presumably confirming identity or authenticity of a voice sample.","exampleAgentPrompt":"Can you run a biometric validation on this audio sample and tell me if it passes — just give me a true or false result?","exampleUseCases":[{"title":"Voice-based access control check","prompt":"I have an audio clip of someone trying to log in — can you biometrically validate it and tell me if it's a match, true or false?"},{"title":"Speaker identity verification for onboarding","prompt":"We're onboarding a new user and I need to verify their voice biometrically — can you run this audio through the validator and confirm whether it authenticates?"},{"title":"Fraud detection via voice sample","prompt":"I've got a suspicious audio recording from a transaction attempt — can you biometrically check it and return whether it's a valid identity match?"}],"resultDescription":"A JSON object containing a single boolean field indicating whether the audio input passed biometric validation (true = validated, false = not validated).","failureModes":["Missing or malformed audio field returns a validation error","Audio format not supported may cause processing failure","Ambiguous or low-quality audio may yield unreliable boolean results","Payment failure via x402 protocol results in 402 response before execution","Timeout if audio payload is too large or encoding is unsupported"],"whenToPreferThis":"Choose this endpoint when you need a lightweight, single-call biometric validation of an audio/voice sample that returns a simple boolean result, especially in x402-payment-enabled agentic pipelines on Base L2. Best suited when you only need a pass/fail decision rather than detailed biometric scores or metadata.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-12T18:52:08.277Z","isFirstParty":false,"canonicalSlug":"web3-biometric-validator-audio-mcp-node-2ae00d9f"}