Koi is integrated with PayJunction. Simply follow the instructions below to connect Koi with your PayJunction account.
Process Overview
- Activate PayJunction Smart Terminal
- Create PayJunction API Credentials.
- Save the PayJunction API Credentials in Koi.
1. Activate PayJunction Smart Terminal
Instructions to activate PayJunction Smart Terminals can be found here:
https://support.payjunction.com/hc/en-us/categories/200419787-Virtual-Terminal
2. Create PayJunction API Credentials
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Log into your PayJunction account as an administrator. Then go to More, and select API Credentials.
In the top-right corner of this view, click the Create New API Credential button.
- Enter a First Name, Last Name and an Email Address.
To ensure that report titles lineup properly between PayJunction and Koi, please use the following format:- FIRST NAME: "Koi"
- LAST NAME: nameOfYourBusiness (can be abbreviated if needed, just don't use spaces)
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EMAIL ADDRESS: noreply@payjunction.com:

- Create a new unique Username and Password.
- For the Username: Use the same First and Last name listed above separated by underscore (Ex: "Koi_nameOfYourBusiness").
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For the Password: Use at least 12 characters, with at least one uppercase, one lowercase and one number:
Select the account that will be used by Koi Also select the account in the Default Credit Card Account drop-down.
- Click the Create button at the bottom of the page to save the new API credentials.
3. Save the PayJunction API Credentials in Koi
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In the User Profile/ Settings (Upper Right of Home Screen):
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Click “Hospital Settings”:
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Welcome Screen>Payments:
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Type in the following values:
- API Username
- API Password
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Terminal ID (see step 2.3)
Then click Retrieve terminals
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Click Save your terminals to Koi
- You should see the following response message: Terminals successfully added to Koi
If you have additional questions, please contact PayJunction support at: 800-601-0230