Documentation hub

Welcome to the SendPromptly documentation hub. These pages provide concise, copyable examples and operational guidance to get you integrated quickly and safely.

Highlights

• Quickstart: send your first event in 10 minutes.
• API Reference: authentication, idempotency, errors, and examples.
• Webhooks: HMAC signing, retries, and delivery semantics.
• Email: BYO provider setup and provider failover.
• Security & Troubleshooting: signing verification, SSRF protections, and common failure modes.

Start here

• Quickstart
• API Reference
• Webhooks
• Email
• Security
• Troubleshooting
• Changelog

For procurement and trust signals, see the site /security/ and /status/ pages.