Duplicate Broadcast API
Resend has introduced a new API endpoint allowing users to programmatically duplicate an existing broadcast. This functionality enables the replication of broadcast configurations, including content and settings, via API request.
Verified State Diff
Impact & Verification Analysis
Developers and engineering teams building custom email automation tools or managing high-frequency broadcast workflows.
It reduces operational overhead for teams managing repetitive email campaigns and enables the integration of broadcast creation into CI/CD or automated content management pipelines.
Full Fact Overview
The addition of the Duplicate Broadcast API endpoint extends the programmatic control developers have over their email marketing workflows within Resend. Previously, duplicating a broadcast required manual intervention through the Resend dashboard UI, which created friction for teams managing high-volume or automated email campaigns. By exposing this capability via the API, developers can now build custom automation pipelines, such as recurring newsletter templates or A/B test variations, without manual oversight. This architectural shift moves broadcast management from a UI-centric model to a fully API-driven lifecycle.