Smartcar is a car API platform providing connected vehicle data access. It serves auto dealerships, repair and maintenance shops, and autocare software providers. The platform delivers vehicle signals like battery level, charging state, mileage, and diagnostic trouble codes through webhooks. It enables dealership departments to access vehicle health information and proactively notify drivers of service needs. Smartcar integrates with over 40 automakers including Tesla, Ford, and BMW across 30+ countries. The platform uses OAuth2-based consent flows for data access permissions.