If you're looking for a service that offers end-to-end observability to ensure transactional emails are delivered correctly, Waypoint is worth a look. This email API is geared for collaborative product teams and comes with features like custom domains, template layouts and end-to-end observability to ensure emails get delivered and work as intended. Waypoint's template builder lets you create templates without programming, and its tiered pricing plans, including a free option, means it's available to teams of all sizes.
Another strong contender is Edge Delta, an automated observability service that monitors services, spots problems and helps you figure out what's wrong with AI-powered explanations. It offers real-time monitoring, AI/ML anomaly detection and high-performance log data querying. The service is good for managing and controlling data ingestion, too, so you can more easily aggregate, enrich and send data to different destinations for better observability into your transactional emails.
If you want a service that combines AI with observability, check out Observo. The service automates observability pipelines and cuts costs for security and observability, too, and helps you resolve problems faster with anomaly detection and smart routing. Observo can handle more than 50 data sources and destinations, so it's a good choice if you want to optimize data routing and improve SecOps and DevOps productivity.