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Web3 Biometric Validator (Audio) MCP Node
x402
Web3 Biometric Validator (Audio) MCP Node is a paid API for AI agents from api.m2mcent.com, paid per call via x402, $1.456922/call, status unknown (last checked 2026-10-12).
Validates audio input biometrically and returns a boolean result, presumably confirming identity or authenticity of a voice sample.
Price / call$1.456922
Success—
StatusUnknown
How this service works
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.
Output
A JSON object containing a single boolean field indicating whether the audio input passed biometric validation (true = validated, false = not validated).
Example use cases
Voice-based access control check
“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?”
Speaker identity verification for onboarding
“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?”
Fraud detection via voice sample
“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?”
Technical details
Endpoint
POSThttps://api.m2mcent.com/web3-biometric-validator-mcp-57/api/execute?utm_source=zero.xyzWhen to prefer
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.
Side effects
- 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
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| audiorequired | string |
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| booleanrequired | boolean |
Tags
x402
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