# Kariz - E-commerce Unified API ## Docs - [Obtain Access Token](https://docs.runkariz.com/api-reference/authentication/obtain-access-token.md): Kariz uses an access token to control access to our API via OAuth 2.0 Password Grant. Use this endpoint to retrieve an access token. - [List all Customers](https://docs.runkariz.com/api-reference/customer/list-all-customers.md): Retrieves a list of customers. - [Create a Magic link](https://docs.runkariz.com/api-reference/magic-link/create-a-magic-link.md): Use Magic Links to invite users to connect their accounts. Generate a URL and share it with the end user. Once they finish authenticating via the Magic Link, you’ll have a valid token to perform API requests. We also support token authentication, reach out to us for more information on this. - [List all Fulfillments](https://docs.runkariz.com/api-reference/orders/list-all-fulfillments.md): Retrieves fulfillments associated with an order. - [List all order info](https://docs.runkariz.com/api-reference/orders/list-all-order-info.md): Retrieves a list of orders, including **all** associated data, containing: - [List all Refunds](https://docs.runkariz.com/api-reference/orders/list-all-refunds.md): Retrieves a list of refunds for an order. - [List all inventory levels](https://docs.runkariz.com/api-reference/products/list-all-inventory-levels.md): Retrieves a list of inventory levels. - [List all product info](https://docs.runkariz.com/api-reference/products/list-all-product-info.md): Retrieves a list of products from the seller's catalog, including **all** associated data, containing: - [Authentication](https://docs.runkariz.com/authentication.md): How to authenticate your users - [Supported Channels](https://docs.runkariz.com/channels.md): Overview of E-commerce platforms supported by Kariz - [Datamodels](https://docs.runkariz.com/datamodels.md): How Kariz uses Shopify Datamodels - [Introduction](https://docs.runkariz.com/introduction.md): Put E-commerce integrations on autopilot through Kariz's unified API - [Pagination](https://docs.runkariz.com/pagination.md): How to use our unified Pagination - [Quickstart](https://docs.runkariz.com/quickstart.md): Connect to E-commerce Channels in minutes - [Rate Limiting](https://docs.runkariz.com/rate_limits.md): Understanding rate limits when using the Kariz API ## OpenAPI Specs - [openapi](https://docs.runkariz.com/api-reference/openapi.json) ## Optional - [API Reference](https://docs.runkariz.com/api-reference/authentication/obtain-access-token)