# Keystone Commerce ## Docs - [Authentication](https://docs.keystonecommerce.in/authentication.md): API keys and customer JWT authentication - [Catalog](https://docs.keystonecommerce.in/catalog.md): Categories, products, and search - [Customers](https://docs.keystonecommerce.in/customers.md): Customer profile and address APIs - [Errors](https://docs.keystonecommerce.in/errors.md): Validation, authentication, and idempotency errors - [Getting Started](https://docs.keystonecommerce.in/getting-started.md): Base URL, response format, and health checks - [Keystone Commerce Partner Integration APIs](https://docs.keystonecommerce.in/index.md): Integration documentation - [Orders and Payments](https://docs.keystonecommerce.in/orders-payments.md): Checkout, order history, and payment initiation - [Returns and Support](https://docs.keystonecommerce.in/returns-support.md): Customer support tickets, evidence uploads, and return requests - [Wallet](https://docs.keystonecommerce.in/wallet.md): Smart savings wallet balance and checkout discount quotes ## OpenAPI Specs - [openapi](https://docs.keystonecommerce.in/api-reference/openapi.json)