{"id":"postmark-api","name":"Postmark API","af_score":69.8,"security_score":85.0,"reliability_score":null,"what_it_does":"High-deliverability transactional email API focused on fast inbox delivery for password resets, receipts, and critical notifications.","best_when":"An agent needs to send critical transactional emails with the highest possible deliverability guarantees.","avoid_when":"You need to send any marketing content or need a cheap bulk sender.","last_evaluated":"2026-03-01T09:50:06.093456+00:00"}