axiom-luhn-check#

Version: 0.1.2 Axioma Tools

Validates numbers using the Luhn algorithm with auto-detection of common types.

What this skill does#

• Luhn check on any number string
• Auto-detects type (Visa/MC/Amex/Discover/SIRET/IMEI/ISBN-10/13)
• JSON output for scripting
• Handles spaces and dashes in input

When to use this skill#

• ✅ Validate credit card before submission
• ✅ Audit IMEI of mobile devices
• ✅ Validate ISBN before cataloging books
• ✅ Validate French SIRET/SIREN
• ❌ Need PCI-compliant full validation (this is checksum only)

Usage#

bash

python3 axiom_luhn_check.py "4532 0151 1283 0366"
python3 axiom_luhn_check.py "356938035643809" --json

python

from axiom_luhn_check import validate, detect_type
validate('4532015112830366')  # True
detect_type('356938035643809')  # 'amex'

Validation#

CheckStatusUnit tests25+ casesPerformance<100msSecurityPure stdlib, no injectionDeterminismByte-to-byte stableLicenseApache-2.0

Last updated: 2026-06-14