Working code snippets used in our production chatbots. Free to copy. Linked from today's blog post on car-dealer chatbots.
vin-validator.js — ISO 3779 VIN validator + decoder (used in รถสวมทะเบียน guardrail)odometer-reasonableness.py — Detect potential mileage rollback before trade-in valuationloan-affordability-calc.py — Pre-screen customers before calling bank sandbox APIsstock-aware-reply.js — Prevent chatbot from claiming sold/reserved items are availablepdpa-credit-data-cleanup.sh — Nightly PDPA cleanup of credit data older than 90 daystest-drive-scheduler.py — Google Calendar booking with conflict + bufferparallel-bank-loan-prequal.js — Parallel call 6 Thai bank pre-qual sandboxesEarlier days: ../