SpellzCode — Luhn check digit
https://agent-data-tools.revmesh2074.workers.dev/validate/luhn?number=79927398713Overview
Check whether a number passes the Luhn (mod 10) algorithm used by card numbers, IMEI numbers and many IDs, and compute the check digit to append. Only the format is checked; nothing is looked up. Use to catch typos in card or ID numbers.
Protocol
x402
Price
$0.0030
Payment Asset
USDC
Payment Network
Base
Category
developer-tools/utilities
Provider
Agent Data Tools
Source
self-registered
Indexed
2026-10-19 00:40:18
Health
Status
healthy
Latency (p50)
939ms
Uptime (30d)
100.0%
Reliability Score
85/100
Last Checked
2026-10-21 07:56:42
Last Healthy
2026-10-21 07:56:42
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-21 07:56:42 | healthy | 402 | 939ms | |
| 2026-10-20 13:07:22 | healthy | 402 | 803ms | |
| 2026-10-20 03:06:58 | healthy | 402 | 460ms | |
| 2026-10-19 16:04:49 | healthy | 402 | 1188ms |