Linked Accounts represent your users’ integrations after they authenticate a third-party platform through Merge Link. Test Linked Accounts allow you to test an integration in your sandbox environment before offering an integration to your customers!
In the Merge Dashboard, under Linked Accounts, you will see both Production and Test Linked Accounts.
You can create a test linked account using the "Launch Test Link" button
You can also create a linked account using the linking flow with your Test API Key
If you want to convert a test linked account to production, you can select the account, navigate to the Settings page and select "Convert to Production Linked Account"
Key Differences between Production-Linked Accounts and Test-Linked Accounts
Is billed based on usage / data
Does not get billed, regardless of usage
Runs on an automated sync schedule
Must be manually resynced
Can be created with Production Access Key
Can be created with Test Access Key or the "Launch Test Link" button within the Linked Accounts Dashboard
$650/month for up to 10 Production Linked Accounts for Launch Customers
Limited to only 3 total accounts for Launch customers