KYC identity verification via x402 micropayment on Base, $0.02 per request.
What it does
This endpoint at lowpaymentfee.com provides a KYC (Know Your Customer) verification service accessible via the x402 payment protocol. The endpoint path `/api/v1/kyc/verifications/50` suggests identity verification functionality, though the specific request/response schema is not documented in the available crawl material.
The endpoint is live and returns a valid x402 challenge. It accepts POST requests and settles payments in USDC on the Base network. The max amount required is 20,000 base units of USDC (6 decimals), which equals $0.02 per request — consistent with the site-wide flat pricing of $0.02/request advertised on the landing page. Payment is sent to address `0x1A2B13E97f5F837C8F9FA1F95a1484B7C70d85F3` using the "exact" payment scheme with a 300-second timeout.
The provider (lowpaymentfee.com) hosts a broad catalog of x402-gated APIs spanning data analytics, AI/ML inference, finance, and infrastructure utilities, all at the same $0.02 price point. No API keys or rate limits are required — access is granted purely through x402 payment headers. However, documentation is extremely thin: the docs, API, pricing, and README pages all render only a "Connect wallet" prompt with no further content. The actual request body format and response structure for this KYC verification endpoint are unknown from the available material.
Capabilities
Use cases
- —Verifying customer identity as part of onboarding flows
- —Compliance checks for financial or regulated services
- —Automated KYC screening triggered by agent workflows
- —Pay-per-use identity verification without subscription commitments
Fit
Best for
- —Developers needing low-cost per-call KYC checks
- —Agent-based workflows requiring keyless API access via x402
- —Projects already settling on Base network with USDC
Not for
- —Teams needing detailed API documentation before integration
- —High-volume KYC pipelines requiring bulk pricing or SLAs
- —Use cases requiring specific compliance certifications (none documented)
Quick start
curl -X POST https://lowpaymentfee.com/api/v1/kyc/verifications/50 \
-H "Content-Type: application/json" \
-H "X-PAYMENT: <x402_payment_header>" \
-d '{}'Endpoint
Quality
The endpoint is live and returns a valid x402 challenge, but there is zero documentation on request/response schemas, no OpenAPI spec, and all doc pages render only 'Connect wallet'. The actual KYC verification functionality cannot be verified from available material — the endpoint name is the only evidence of its purpose.
Warnings
- —No API documentation available — docs, pricing, and README pages all show only 'Connect wallet'
- —Request body schema and response format are completely unknown
- —The actual KYC verification capability is inferred solely from the URL path; no functional details are documented
- —No compliance certifications or data handling policies are documented for this identity/KYC service
- —Handling sensitive PII (KYC data) with no visible privacy policy or security documentation is a significant concern
Citations
- —The endpoint returns a valid x402 challenge with maxAmountRequired of 20000 base units of USDC on Basehttps://lowpaymentfee.com/api/v1/kyc/verifications/50
- —Site-wide pricing is $0.02 per request with no API keys, no rate limits, and instant accesshttps://lowpaymentfee.com
- —USDC asset contract on Base is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913https://lowpaymentfee.com/api/v1/kyc/verifications/50
- —Documentation pages render only 'Connect wallet' with no substantive contenthttps://lowpaymentfee.com/docs