What Is the SendGrid API? Use Cases, Limits, and Where It Fits 03/06/2026 by 3rk Learn what the SendGrid API is, how it supports transactional email and delivery webhooks, where it fits, and what limits to review before production use.
What Is the Gmail API? Use Cases, Limits, and Where It Fits 03/06/2026 by 3rk Learn what the Gmail API is, common use cases, key limits, OAuth scope considerations, and when to use it for mailbox automation workflows.
