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Popular Developer Topics/Articles
Are the Merchant Id and merchant key same?
What special characters are allowed in Order Id?
Where can I see transactions of my customers?
Testing and Integration
What are the different test instrument & their details for the testing environment in the payment gateway?
I am getting Invalid mid issue?
Where do I get the Test/Production credentials e.g. MID, merchant key etc?
What is Checksum and how is it generated and verified?
What is the usage of merchant key and is it used as parameter for the checksum generation?
Why am I getting a Checksum mismatch/Invalid checksum in the response from Paytm?
What is the call back URL?
Can we configure different call-back URL for succesful and failed transaction?
Is it possible to have the same call back URL for WEB and WAP (App)?
Do Paytm All-in-One SDK supports both Android & iOS?
Where do I find the Android/iOS SDK?
For Android and iOS how will the checksum generated?
How will the checksum be generated for website integration?
How will the checksum be verified for website integration?
What is the use of Paytm payment plugin and where can I find the latest version?
What is Refund Reference ID and why is this needed?
What are the Constraints on refunds?
How is refunds are managed in Payment link?
Will Paytm auto-deduct the payment every frequency cycle?
Does Paytm send any notifications to the users?
Can I modify an existing subscription?
What is a Payment Link?
Can I create a link for a specific amount?
Can my customers decide the amount to be paid on the Payment Link?
How merchants can see a list of all chargebacks/disputes?
Should merchants reply to the disputes email to share proofs?
Is the due date for all disputes the same?
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