API overview

Overview of the harp API and available integrations.

harp’s public REST API is under development. This section documents the integration points that are available today.

Current integrations

Email webhooks

Receive real-time notifications for email events.

Tracking endpoints

Open and click tracking for outbound emails.

Authentication

Public API authentication is coming soon. Current webhook endpoints use signature verification (see individual endpoint docs).

Interested in API access? Contact us at [e-mail] and we’ll notify you when the public API launches.

Rate limits

Rate limits will be published alongside the public API. Webhook endpoints are not rate-limited on the receiving side.