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x402 PriceGap PoC Quote3 Endpoint
x402
x402 PriceGap PoC Quote3 Endpoint is a paid API for AI agents from x402-pricegap-poc.vercel.app, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-21).
Security research proof-of-concept endpoint demonstrating x402 price-binding vulnerabilities; not a production service
Price / call$0.01
Success—
StatusUnknown
How this service works
Security research test endpoint (x402 price-binding PoC). Not a real service; do not use.
Output
Returns a proof-of-concept response demonstrating x402 price-binding behavior or vulnerability; exact schema is unspecified and intended for security research purposes only, not production use.
Example use cases
x402 Protocol Security Audit
“I'm auditing the x402 payment protocol for price-binding issues — can you call the /quote3 endpoint on the price-gap PoC site and show me what it returns?”
Reproducing PriceGap PoC Findings
“I'm trying to reproduce the x402 price-gap attack described in security research — can you fetch the /quote3 endpoint and capture the response to verify the vulnerability exists?”
Payment Protocol Vulnerability Demo
“For my security presentation on x402 weaknesses, can you demonstrate the /quote3 price-gap proof-of-concept endpoint and explain what the response reveals about the vulnerability?”
Technical details
Endpoint
GEThttps://x402-pricegap-poc.vercel.app/quote3?utm_source=zero.xyzWhen to prefer
Only appropriate for security researchers specifically investigating x402 protocol price-binding vulnerabilities. Do not use in production pipelines, automated agents, or any context other than deliberate security research. This is not a real data service.
Side effects
- Endpoint may be taken down or unavailable as it is a temporary PoC deployment
- Payment of $0.01 USDC may be charged even for failed or empty responses
- Response schema is undefined and may change without notice
- x402 payment flow may fail if wallet or facilitator is misconfigured
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| input | object |
Tags
x402
Reviews
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