Route: https://developers.sendinblue.com/reference#createwebhook
The number of webhook creation (marketing + transactional) is now limited to a maximum of 40. If a client already has more than 40 webhooks, they will not be allowed to create any more until they delete some of the existing webhooks to bring the total count to less than 40.

Route: https://developers.sendinblue.com/reference#updateemailcampaign
Following rule, apart from existing ones, will also be followed for the validation of the request parameters from now on:

Route: https://developers.sendinblue.com/reference#createemailcampaign-1
Following rule, apart from existing ones, will also be followed for the validation of the request parameters from now on:

Following parameters have been removed from the input of the below APIs and will be ignored if passed in the request:

You will now be able to use either the contact's ID or the email in Contacts API operations.

Send a transactional email has been extended and it's now possible to send a transactional email from a specific sender IP using sender id parameter.

Get AB Test Campaign Results has been extended and it's now possible to retrieve statistics and clickedLinks fields in the response.

The Create Contact via DOI endpoint has been improved and now redirectionURL can be referenced accordingly in the email template.

You will now be able to use either the childId or the childAuthKey in Reseller API operations.

You can now create a new contact and trigger DOI flow to add it to your lists by just calling one endpoint. Simply pass your contact attributes, the list_ids where the contact has agreed to be present and a valid DOI templateId .