The global_merge_vars parameter allows you to pass global values for a particular merge tag, to be applied for all recipients in that API call by default, while merge_vars allows you to specify per-recipient values based on the recipient email address (this is why the rcpt is declared for merge_vars). The content in the email or … Read more
The Mandrill Delivered-status in the UI doesn’t actually mean that it is sent, only that Mandrill have received the message for processing. This is of course extremely confusing. The only way of seeing if an email is actually sent (i.e. successfully delivered to the receiving mail server) is to see if the message has smtp-events. … Read more
There is two possible cause for this issue: – 1. You’re on a Trial plan (aka DEMO MODE) While in demo mode, you can only send to verified sending domains that you’ve added to the account. This restriction is lifted when blocks are purchased and the account is fully activated. – 2. Your DNS settings … Read more
As someone who regularly codes emails for marketing campaigns at my job, I feel your pain. Gmail, along with many other email clients, can be a bit funky to code for. For one, it strips out any CSS that’s outside the body. So putting in things like media queries and document level styles don’t work. … Read more
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When using Double Opt In on a list, people who have filled out your signup form will have an API status of pending until they confirm their subscription. In order to mimic that functionality in API v3.0, set the user’s status to pending instead of subscribed in your POST call. See How to Manage Subscribers … Read more
Based on the List Members Instance docs, the easiest way is to use a PUT request which according to the docs either “adds a new list member or updates the member if the email already exists on the list”. Furthermore apikey is definitely not part of the json schema and there’s no point in including … Read more
EDITED: Since posting this answer MailChimp has released version 2 & 3 of their API. Version 3 will be the only supported version starting in 2017. As soon as I have a chance to test it, I will update this answer for API version 3. MailChimp API v3.0 As per notification at the top of … Read more
You don’t need an API key, all you have to do is plop the standard mailchimp generated form into your code ( customize the look as needed ) and in the forms “action” attribute change post?u= to post-json?u= and then at the end of the forms action append &c=? to get around any cross domain … Read more