Industry

Warm Automation Begins with Design

Customers do not care which CRM or support platform you use. What matters to them is knowing that their message has been received and that someone is taking care of it. In this article, we explore how thoughtful system design—combining email, voice, SMS, and APIs—can create a warmer customer experience.

2026/07/03 · Aiko Yokoyama

Industry

Authentication Systems Eventually Return to Phone Numbers

Authentication systems are not designed only for success. They also need to recover from failure. Even in the era of passkeys and biometric authentication, phone numbers continue to serve as one of the last recovery paths.

2026/05/28 · Aiko Yokoyama

Industry

Users Don’t Read Messages

Users don’t read messages carefully—but they still act. This article explores how human behavior shapes system design, and why SMS and OTP work so well.

2026/04/15 · Aiko Yokoyama

Tutorials

Send Your First SMS with Xoxzo API

Learn how to send your very first SMS using the command line and the Xoxzo API. Prepare your API credentials and try sending a message in just one command.

2025/08/20 · Xoxzo Team