Sendinblue

MailKite launches an email API designed for autonomous AI agents, offering a receive→reply loop with built-in SPF/DKIM/DMARC verification, contrasting with Brevo's marketing-focused platform that requ…

An SPF (Sender Policy Framework) record is a DNS TXT record that specifies which servers are authorized to send email on behalf of a domain, using mechanisms like `ip4`, `include`, and `a` to list app…