Stream Blog

Alpha Release: Activity Feeds v3

Apps use Stream's Activity Feeds API with hundreds to millions of users. Today, we're excited to share the third iteration of our Feeds API, Feeds v3, which builds on our scalability and expands our Activity Feeds API to include popular community features like for-you feeds, client-side SDKs, comments, activity expiration, and more—all while being 30%
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3 min read

The 8 Best Platforms To Build Voice AI Agents

Voice assistants like Siri and Alexa are great for non-trivial everyday personal assistive tasks. However, they are limited in providing accurate answers to complex questions, real-time information, handling turns, and user interruptions. Get started! Activate your free Stream account today and start prototyping your own voice AI agent! Try asking Siri about the best things
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13 min

The 6 Best LLM Tools To Run Models Locally

Running large language models (LLMs) like DeepSeek Chat, ChatGPT, and Claude usually involves sending data to servers managed by DeepSeek, OpenAI, and other AI model providers. While these services are secure, some businesses prefer to keep their data offline for greater privacy. Get started! Activate your free Stream account today and start prototyping with the
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12 min

Using Stream to Build a Livestream Chat App in Next.js

I always wondered how to create the dynamic chat experience of livestreams, like those found on YouTube, but with an added convenience of allowing anyone to participate without logging in. Get started! Activate your free Stream account today and start prototyping livestream video. With Next.js and Stream, I was able to successfully create that experience.
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8 min

Ably Alternatives – Comparing the Top 9 Competitors

If you're evaluating Ably's chat product for your app, you're likely looking for a reliable way to deliver real-time conversations with low latency and high uptime. Ably's infrastructure-first approach offers developers the tools to build custom chat experiences from the ground up, backed by a globally distributed network. But Ably isn't the only option. Depending
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15 min read

Build vs. Buy Moderation: The Ultimate Decision Guide for Trust & Safety

Content moderation is the invisible infrastructure of the web. Every message sent, image uploaded, livestream broadcast, and marketplace listing posted passes through moderation systems that determine whether it reaches its intended audience. Get it right, and your platform becomes a thriving community where users feel safe to connect, transact, and create. Get it wrong, and
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13 min read

Release: Editable LLM Prompts

At Stream, we know moderation is critical for building safe, thriving communities. With millions of messages flowing through apps powered by Stream, companies need more than just static rules. They need flexibility, speed, and full control. That's why we're excited to announce the release of AI Text Harm Detection (LLM). This new feature gives teams
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1 min read

iOS 26: How To Integrate Video Image Effects & AI Filters Into a SwiftUI App

Why Video Image Effects and AI Filters Matter Popular video communication applications like Snapchat, Instagram, and TikTok allow users to augment videos with custom makeup and retouches before posting them to the platforms. Similarly, when users need to stream a live video to their followers, they can improve their camera feeds with face, lip, and
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12 min read

TalkJS Alternatives – Comparing the Top 7 Competitors

TalkJS has carved out a niche in the chat API space by focusing on simplicity. Its ready-to-use UI and straightforward setup make it appealing for teams that want to add in-app messaging without sinking months into development. Still, speed isn't the only factor when choosing a messaging provider. The right platform should align with your
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14 min read

Chat UX Best Practices: From Onboarding to Re-Engagement

Product managers live in two dimensions that most other teams overlook. The first dimension is depth: perfecting individual features, optimizing performance, squashing bugs. This is where engineers and designers naturally focus: creating each component that is both technically elegant and visually flawless. But the second dimension is where PMs earn their keep: the horizontal view
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10 min read

NLP vs LLM for Content Moderation: How to Choose the Right AI Approach

The explosion of user-generated content (UGC) has made AI content moderation an operational necessity for digital platforms. From in-game chat and livestream comments to social media threads and marketplace reviews, trust and safety teams are under growing pressure to detect harmful content at scale and in real time. As platforms grapple with new regulatory requirements,
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8 min read

Build a Chat to Slack Integration for Real-Time Feedback

To build great products, start by listening. Everything matters. Every bug report, feature request, or glowing review. These are the signals that fuel your product roadmap. However, standing between success and failure is the pain of managing and routing that feedback to the right teams. According to a Zendesk report, 59% of support teams are
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10 min read