Gleam allows you to integrate your campaigns with SendinBlue, this includes sending users from Competitions, Rewards or Capture.
You can enable the SendinBlue integration on the Pro plan & above. Simply navigate to Settings > Integrations then turn on Sendinblue.
You will need your API Key which you can find inside SendinBlue and your default group name.
Once you've activated your SendinBlue integration within Gleam you will need to include a Subscribe action in your campaign.
This subscribe action can contain the name of the list you want to send subscribers to, please be aware that this list must exist within Sendinblue already.
In order to test if emails successfully send to Sendinblue you need to do the following: