| List Carriers | Lists all shipping providers connected to the ShipStation account. |
| List Packages | Retrieves a list of packages for the specified carrier. |
| List Services | Retrieves the list of available shipping services for the specified carrier. |
| List Fulfillments | Retrieves a list of fulfillments based on specified criteria. |
| List Orders | Retrieves a list of orders based on specified criteria. |
| Get Customer | Retrieves a specific customer by their system-generated identifier. |
| List Customers | Retrieves a list of customers based on specified criteria. |
| Create or Update Order | Creates a new order or updates an existing one. |
| Create or Update Multiple Orders | Creates or updates multiple orders in one request. |
| Get Order | Retrieves a single order from the database. |
| Delete Order | Deletes an order from the database by setting it to inactive. |
| Create Label for Order | Creates a shipping label for a specified order. |
| List Products | Retrieves a list of products that match the specified criteria. |
| Get Product | Retrieves a specific product from the database by its ID. |
| Update Product | Updates an existing product. |
| List Shipments | Retrieves a list of shipments that match the specified criteria. |
| Create Shipment Label | Creates a shipping label. |
| List Stores | Retrieves the list of installed stores on the account. |
| Get Store | Retrieves detailed information about a specific store. |
| Update Store | Updates an existing store. |
| Deactivate Store | Deactivates the specified store. |
| List Users | Retrieves the list of users on the account. |
| List Warehouses | Retrieves a list of Ship From Locations (warehouses) in the account. |
| Get Warehouse | Retrieves detailed information about a specific Ship From Location (warehouse). |
| Create Warehouse | Creates a Ship From Location (warehouse) in the ShipStation account. |
| Update Warehouse | Updates an existing Ship From Location (warehouse). |
| Delete Warehouse | Deletes a warehouse (Ship From Location) by setting it to inactive status. |
| List Webhooks | Retrieves a list of registered webhooks for the account. |
| Subscribe to Webhook | Subscribes to a specific type of webhook in ShipStation. |
| Unsubscribe from Webhook | Unsubscribes from a specific type of webhook in ShipStation. |
| Delete Instanced Webhooks | Deletes all webhooks that point to a flow in this instance. |
| Raw Request | Sends a raw HTTP request to the ShipStation API. |