Stream Blog

Learn how to build a livestreaming app, from RTMP and WebRTC ingest to transcoding, adaptive HLS playback, and live chat, with runnable code for every layer.

Build an iOS app that streams LLM responses into a Stream Chat channel, using SwiftUI AI components and a Node backend.

When we first built our Moderation API, trust and safety meant one thing. Catch bad content before it reaches users. That's still our baseline, but the landscape has changed. Now, automated systems and AI handle most of the catching. The new challenge is proving whether the decision was accurate, and we're tackling this head-on over the next several quarters.

You are WFH and your daily standup starts at 9:30. In one hand, you have your morning coffee. The other, a toddler who is refusing to wear pants. Wouldn't it be nice to just tell your phone to join the call? In this tutorial, you'll build exactly that.

In under two years, prediction markets went from a niche corner of the internet for political junkies to platforms with sportsbook-level engagement. Kalshi and Polymarket alone have hit millions of monthly active users. For most industries, that growth curve gets a headline and a victory lap. For anyone responsible for trust and safety, it's the exact scenario that keeps them up at night.

When Zoom first appeared, it seemed almost magical. Before Zoom, video conferencing was a hassle. Skype was all frozen frames, and Google Hangouts degraded fast past three or four participants. Zoom just worked. Without even needing to log in, you could click a link and be in a meeting a few seconds later. It was magical, but none of it was magic.

Stream, the leading provider of scalable chat, video, feeds, and moderation APIs, is deepening its investment in Latin America. The region is home to some of the fastest-growing mobile apps in the world, and companies like Globo, Mango App, Hotmart, EF Executive Language Institute, Fretebras, and TradersClubSA already rely on Stream to power messaging and video experiences for millions of users across Brazil, Mexico, Argentina, and beyond.

How Stream's chat, feeds, and video infrastructure is built to hold up under trading-app load, from market open to a widely held stock's earnings release.