Information Density: Stream – Signal Evidence & AI Readability

APIs & SDKs
[H1] Build In-App Chat Feeds Video & Moderation Faster.
Add a skill and start building instantly. Scale to hundreds of millions of users.$npx skills add GetStream/agent-skills -s streamStart Coding Free Contact Sales
End Users1+ BillionGlobal Apps2000+Uptime SLA99.999%API Response~9msSecurity & Compliance
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[H2] Built for Developers
Everything you need to ship real-time experiences, without the infrastructure overhead.PlatformOne platform. Every real-time primitive. Chat, activity feeds, video, audio, and moderation on shared infrastructure. Stop duct-taping point tools together.ScaleBuilt for millions, by default. High concurrency and global message volume out of the box. Reliability is the default, not a config flag.Ship FasterShip in weeks, not quarters. Real-time infra takes years to build in-house. Skip it and get back to shipping your actual product.DevExSDKs you'll actually enjoy. 10+ SDKs, typed APIs, clear docs. Drop it in today, usually under 50 lines to first message.Production ReadySOC 2 on day one. Battle-tested at scale and maintained by 50+ engineers across every SDK. No rewrite when you grow up.FlexibleYour UI, your stack, your rules. Customizable components and open APIs fit any design system or architecture. Zero lock-in.
ULTRA LOW LATENCY
[H2] Unified Global Infrastructure
Sub-9ms LatencyOffline SupportGo-Infrastructure6 Edge-Server Locations6 Edge & Data Centers
Chat MessagingVideo & AudioActivity FeedsAI ModerationVision Agents
[H2] Launch Real-Time <Chat Messaging /> Faster
Launch in-app chat messaging in days with features, performance, and UX that would otherwise take months to develop in-house.
[H3] Designed By DevelopersFor Developers
Integrate our SDKs in days without losing the flexibility your customizations require.Configure our pre-built UI components or customize yoursLow-level clients and backend SDKsWebhooks and SQS integrationCustom messages, events, and metadataStart Coding Free View Chat SDKs ReactSwiftAndroidFlutterReact NativeAngularJavaScriptUnrealUnityimport React from 'react'
import {
Channel,
ChannelHeader,
Chat,
MessageInput,
MessageList,
Thread,
Window,
} from 'stream-chat-react'
import 'stream-chat-react/css/v2/index.css';
const App = () => (
<Chat client={chatClient}>
<Channel channel={channel}>
<Window>
<ChannelHeader />
<MessageList />
<MessageInput />
</Window>
<Thread />
</Channel>
</Chat>
)
[H2] Launch Real-Time <Video and Audio /> Faster
Build a fast and engaging in-app video calling, voice calling, audio room, or livestreaming experience in days.
[H3] Carefully Designed Video SDKs for Any Use Case
Integrate our SDKs in days without losing the flexibility your customizations require.Fast and reliable experience for your video calls and livestreamsConfigure our pre-built UI components or customize your ownUltra-low latency video broadcastingDynascale and webhooks integrationsStart Coding Free View Video SDKs ReactSwiftAndroidFlutterUnity// init
const call = client.call(type, id);
await call.join();
// render
return (
<StreamVideo client={client}>
<StreamCall call={call}>
<UILayout/>
</StreamCall>
</StreamVideo>
);
[H2] Launch Real-Time <Activity Feeds /> Faster
Activity feeds infrastructure and APIs that scale to millions of followers without worrying about performance and reliability, so you can focus on what you do best.
[H3] Unmatched Feeds Infrastructure at Scale
Ship fully-featured, polished social experiences today that take other companies years to build in-house.For-You FeedsPersonalized AlgorithmsActivity FilteringSearch & QueriesStart Coding View Feeds SDKs SwiftKotlinC#JavaScriptDartNodeGoPythonPHPJava// Add an activity to 1 feed
let activity = try await feed.addActivity(
request: .init(
text: "hello world",
type: "post"
)
)
// Add an activity to multiple feeds
let multiFeedActivity = try await client.addActivity(
request: .init(
feeds: ["user:1", "stock:apple"],
text: "apple stock will go up",
type: "post"
)
)
[H2] Moderate User Content <In Real-Time /> With Confidence
Automate detection of harmful multi-media content with AI built for trust & safety teams who need accuracy, speed, and compliance at scale.
[H3] Built for Trust & Safety
Stream's AI and LLM-driven moderation delivers fewer false positives, faster decisions, and total control over your review workflows.Real-time screening for text, image, video & audioLLM-powered classification to cut false positivesCustom rule builder & policy controlsAutomated queues and reviewer workflowsCompliance support for DSA, Online Safety Acts & COPPAFull audit logs and transparent reasoningStart Coding View AI Moderation
[H2] Build Voice & Video AI Agents<In Real-Time /> At Any Scale
An open-source SDK and developer platform for shipping low-latency, multi-modal AI agents that see, hear, and act.
[H3] Built for Real-Time AI
We handle the hard parts of real-time AI: edge-agnostic routing, low-latency pipelines, and modular plugins so your team ships agents, not infrastructure.Voice + vision, out of the box. RAG, tool use, phone calling, pose tracking, object detection, avatars.Works with what you already use. Gemini, Whisper, ElevenLabs, Roboflow, and any API via MCP.Open-source, self-hostable, sub-9ms. Deploy anywhere, scale to millions, no lock-in.Quickstart
[H2] Flexible SDKs For Every Use Case
Build chat, feeds, video, moderation, and AI integrations for every industry.View All Solutions
[H3] AI Chat Bot
Integrate AI experiences into your messaging app to build a rich, engaging, tailored UX across all platforms and SDKs.Learn More
[H3] Education
Enhance learning with real-time chat, video, and collaboration tools for classrooms, cohorts, and peer interaction.Learn More
[H3] Dating
Enable meaningful connections with real-time chat, feeds, video, and AI-powered moderation to ensure user safety.Learn More
[H3] Financial
Support secure, real-time communication for transactions, support, and collaboration with enterprise-grade reliability.Learn More
[H3] Gaming
Leverage our APIs and SDKs to build immersive, in-game chat experiences that'll keep your gamers connected and returning for more.Learn More
[H3] Healthcare
Enable HIPAA-compliant communication between patients and providers with chat, voice, and video built for privacy and reliability.Learn More
[H3] Live Shopping
Combine live video, chat, and feeds to deliver interactive shopping experiences that boost engagement and conversions.Learn More
[H3] Marketplace
Facilitate trusted buyer-seller interactions with real-time messaging, image sharing, video, feeds, and AI moderation.Learn More
[H3] On-Demand
Power seamless coordination between users, drivers, and providers with real-time chat, location updates, and notifications.Learn More
[H3] Real Money Gaming
Power safe, high-concurrency conversations during peak betting moments with chat, feeds, video, and moderation. Learn More
[H3] Social
Build engaging communities with feeds, chat, video, and moderation that scale with your user base.Learn More
[H3] Sports
Help your in-app fitness community level up with real-time communication components to support their sports and wellness goals.Learn More
[H3] Virtual Events
Create interactive live experiences with scalable chat, feeds, livestreaming, and audience engagement features for large, global audiences.Learn More
[H3] Workforce Management
Streamline team communication with real-time messaging, shift coordination, and updates across distributed workforces.Learn More
VISION AGENTSv0.5.0 Release: Easier Build & DeployVISION AGENTSGemini 3.1 Flash Live x Stream's Vision Agents
[H2] Start Coding for Free
No credit card required. If you're interested in a custom plan or have any questions, please contact us.Start Coding Free Contact Sales

[H1] We Power Social Experiences for Apps
From Amsterdam to Boulder to Techstars, Stream has raised over $58.25M to build the best Chat, Video, Feed, and Moderation infrastructure available, with best-in-class support.View Open Roles Recent Press
Our shared vision
[H2] Components that Empower Engineers 
 to Ship World Class Apps
Global Team120+Nationalities35Open Roles1Years in business9Offices4Boulder, USAAmsterdam, NLSkopje, MKToronto, CATotal funding$58.25 MillionActive end users1+ BillionApps built with stream4,000+
[H2] Leadership Team
ThierryCEO & FounderTommasoCTO & FounderLouCROAlessandraVP of Finance & OpsStephenVP of Customer SuccessCraigSr. Director of SEONashDirector of MarketingAlessandroDirector of InfrastructureMartinDirector of EngineeringMichaelControllerKazukiSr Director, Revenue OperationsAnastasiaDirector of Talent StrategyColinDirector of Design EngineeringPraveenDirector of Information Security
[H2] Our Shared Values
We are motivated to achieve mastery of our domains, build lasting relationships 
and be a transparent team player.
[H3] Startup Motivation
Solving problems independently yet getting help when needed, and having grit for when things inevitably go wrong.
[H3] Transparency
We don't hide and we aren't afraid to ask for help. When we fail we learn, adapt, and do better in the future.
[H3] Achieving Mastery
We strive for excellence and we encourage everyone to learn, stretch themselves, and achieve new levels of success together.
[H3] Relationships
Everyone contributes to the customer first experience, and provides them with an exceptional service that ensures a long standing relationship.
[H3] Team Players
We have come together from all around the world. We respect our unique diversity, value niceness and support each other in our successes.
[H2] Stream Culture
We are motivated to achieve mastery of our domains, build lasting relationships, and be a transparent team player.
[H2] We Strive to Make Stream an 
Awesome Place to Work and Grow
Equipment & ResourcesComputers, standing desks, headphones, and other specialized tools are available for you to be successful.Paid VacationGenerous time off on top of observing several national holidays.Stock OptionsYou get a piece of ownership in Stream. Stock options are granted to all full-time employees.Health CoverageWe offer comprehensive healthcare, dental, and vision plans, plus generous parental leave (US only).Outings and partiesWe like to have fun together! Team outings and parties are regular events around here.Team Lunch and SnacksStream provides in-office daily team lunches and a stocked kitchen with tasty snacks and craft coffee.401KPlan for your retirement through the company offered 401k (US only) or the local pension scheme in Amsterdam, to which Stream will make a contribution.Commuter BenefitsEmployees receive free Office parking and transportation benefits.Monthly fitness stipendWe value the health and well being of our employees.
We're Hiring
[H2] Current Job Openings at Stream
1 roles across all locations and all teams.View Job Board Lead Engineer – Platform & InfrastructureRemote (EU)View Job

Contact Sales
[H1] Get In Touch With Our Sales Team
Our global sales team is committed to working with you to understand the unique needs of your app.Talk with our experts aboutYour use caseSwitching from in-house or competitorSpecific features and pricingLooking for our Customer Support Team?
Need help?Submit a Bug TicketLet our engineers know if something is broken, and they'll get to work fixing it.Submit a Bug Contact SupportContact us 24/5 to ask technical questions and get answers.Get Support Knowledge BaseAccess content that enables you to solve problems on your own.Visit Knowledge Base

[H1] AI Content Moderation API
Build Safer CommunitiesDetect harmful text, images, and video in real time and take action with customizable policies with minimal setup, all backed by powerful NLP and LLMs.Moderate For Free Schedule Demo
Trusted By
product roadmapWhere AI Moderation is Headedfeature releaseHandle Edge Cases Requiring Senior Judgment
[H2] Real Customers, Real Results
Industry-leading apps protect their brand and communities with Stream AI Moderation, ensuring every message, image, and video shared is appropriate and on-topic.90% Less Platform Circumvention80% Less Fraudulent Messages30% More User EngagementLearn More
AI Moderation
[H2] Moderation In Action
Learn more about Stream's Moderation capabilities and dashboard in this guided demo.Watch Moderation Demo
[H2] Compliance-Ready by Design
Meet evolving legal and platform requirements, without the operational burden.
[H3] Digital Services Act (EU)
Protect users and reduce legal risk under Europe's strictest digital regulations.
[H3] Online Safety Act (UK & AU)
Comply with new safety standards and enforce age-appropriate protections across your platform.
[H3] COPPA & CSAM (US)
Automatically flag content to protect minors and prevent child exploitation at scale.
[H3] EU AI Act
Ensure transparency, human oversight, and risk mitigation in line with the latest EU standards for AI deployment.
[H2] Key <AI Moderation/> Features
100% safer interactions at half the price.Talk to an Expert
[H3] LLM-Powered Review
Go beyond traditional keyword filters and blocklists with LLMs that evaluate flagged content with greater contextual understanding.
[H3] Faster Moderator Workflows
Moderate up to 25% faster with intuitive queues, contextual views, and tools designed to reduce reviewer fatigue and speed up resolution time.
[H3] Moderation Dashboard
Build your custom dashboard on top of Stream's APIs for complete workflow control or use Stream to review flagged content, manage users, and more.
[H3] Analytics
Track monthly trends on detection rates, harm types, and moderator actions to improve your trust & safety strategy.
[H3] Rule Builder
Define custom logic using a no-code interface, set if/then conditions, define actions, and adapt enforcement to match policies.
[H3] Multilingual AI Protection
Secure your platform across 50+ languages with Stream's AI moderation, which automatically blocks user-generated content.
[H3] Modular Framework
Use Stream's dashboard or integrate existing tools and reviewer workflows via API to create a seamless, customized experience.
[H3] Sentiment Analysis
Using NLP, AI can detect emotional tone and subjective intent to support early intervention and promote healthy community interactions.
[H3] Live Event Moderation
Instantly flag issues to give your team the speed and control they need to stay on top of high-traffic events.
[H2] Multimedia Moderation Made Easy
AI-powered detection for every format of user-generated content.Read the Docs
[H3] Text
Detect toxicity, harassment, hate speech, vulgarity, platform circumvention, and more in real-time across 50+ languages.
[H3] Images
Automatically scan for NSFW, violent, manipulated images, and more using AI models and OCR to detect unsafe visual content and embedded text.
[H3] Live Video
Analyze real-time video or files for inappropriate scenes, unsafe content, scams, and more before they reach your community.
[H3] Audio
Automatically analyze audio files for hate speech, explicit language, threats, and other unsafe content using AI models trained to detect harmful speech patterns and tone.
[H3] Talk to a Moderation Expert
Learn how AI Moderation can strengthen your trust and safety stack.Stream AI Moderation: Transparent PricingScalable InfrastructureDSA & App Store-CompliantOut-of-the-Box Dashboard Multimedia ModerationCurrent Workflow Compatible
[H2] FAQs
[H3] How does AI moderation compare to human moderation?
AI excels at processing large volumes of content within a split second, identifying patterns, and flagging potential issues. Human moderators are essential for nuanced decisions, contextual understanding, and handling complex cases.
[H3] Is AI Moderation customizable to specific community guidelines?
AI moderation systems can be tailored to align with your platform's unique policies and standards. Our flexible rule-setting allows complete flexibility to meet your specific community needs.
[H3] What is the difference between AI moderation and LLM-based moderation?
AI moderation uses pre-trained models to detect specific harm types like profanity, hate speech, or spam using a technique known as Natural Language Processing (NLP). LLM-based moderation goes a step further by leveraging large language models to assess context, tone, and nuance. Stream provides both AI and LLM-based moderation.
[H3] Can AI-based moderation reduce the workload for human moderators?
Yes, by automating the initial screening process, AI moderation allows human moderators to focus on more complex and nuanced cases, improving overall speed and efficiency.
[H3] Is AI moderation scalable for a growing platform?
Yes. AI moderation is designed to scale with platform growth, handling large volumes of content without a proportional increase in moderation resources.
[H2] Start Moderating For Free
Get started with our AI-powered solutions to protect your platform and moderate user-generated content. No credit card required.Start Moderating Contact Us