Step 1: Application Registration
https://seller.flipkart.com/index.html#signUp/accountCreation/new
Log into the Seller APIs - Developer Admin portal.
Creating and configuring IAM policies and entities
Sandbox: Write to seller-api-queries@flipkart.com to get your credentials to log into Sandbox environment
Production: Use your https://seller.flipkart.com username and password to log into Production environment
Click Register new application.
Provide the following configuration data:
Application Name: The name of your third-party application
Application Description: Relevant description for your application
Application Type:
self_access_application : Select this if you are a seller and going to access your own resources (orders and listings) using the APIs
third_party_application : Select this if you are a vendor / aggregator and going to access other sellers’ resources (orders and listings) on their behalf using the APIs
Scope: Pre-populated with the specific Seller API
Redirect URL: The URL to which Flipkart will redirect the browser after authorization has been granted by the seller. This field should be set if you selected third_party_application as the application type above. Leave it black for self_access_application. Kindly refer to Authorization Code Flow for more details on this.
Click Register application. The new application is now added to your applications list and a unique Application ID (appid) and Application Secret (app-secret) pair is assigned.
Use your created application credentials in channel connetion
Click here for more details
