• API: Record opt-in IP address and per-list subscribe date when adding or updating contacts — September 1
• API: Remove a contact from an automation by email or ID — September 1
• API: Bulk contact deletion now available in v3 — September 1
• API: Campaign bounce report now available in v3 — September 1
• API: Fine-grained control over autoresponders and last broadcast when adding or updating contacts — September 1
• Outgoing webhook custom headers now deliver reliably — September 1
• Campaigns stuck in "sending" now recover automatically — September 1