Build Any Real-Time Chat Experience

The #1 Chat API for Custom Messaging Apps Rapidly ship in-app messaging with feature-rich SDKs backed by a global edge network to reduce latency and improve in-app conversion, engagement, and retention.

Easily Integrate with Our SDKs

Rapidly ship in-app messaging with our highly reliable chat infrastructure and feature-rich SDKs. Improve your overall in-app conversion, engagement, and retention.

Real Customers, Real Results

Industry-leading enterprises create safe and engaging in-app chat experiences with Stream, powering feature-rich, low-latency connections that increase a sense of community.

• 50% More User Retention
• 50% Less Latency
• 40% More User Engagement

Key  Featuresfor Engaging Conversations

Ship in-app chat experiences with all the features your users expect.

Message Reaction

Flexibility to implement reactions to messages just like you see with Slack, Facebook, or iMessage.

Threaded Replies

Improve the user experience by visually grouping chat messages within their replies.

URL Enrichment

Automatically show image, text and video previews of the URLs that users are sending.

User Presence

Show when a user was last active and if they are currently online. We also support user invisibility.

Flexible Permissions

Control what regular users, administrators, moderators or custom user roles are allowed to do.

Slash Commands

Do more than compose a message with custom slash commands that integrate with APIs.

Global Edge Network

Unlike traditional cloud setups, Stream Chat’s performance isn’t tied to nearby data centers, resulting in up to 5 times lower latency and fewer errors from weak WiFi or mobile connections.

• Low Latency
• E2E Encryption via TLS
• BGP + DNS Routing
• 99.999% SLA Uptime

Additional Features

• Reactions
• Image Moderation
• AI-Moderation
• Multi-Tenancy
• Silent Messages
• Spam & Profanity Protection
• Unread Messages Counts
• Media Attachments & Resizing
• Threaded Conversations
• User Roles
• Multi-Region Support
• Fast Response-Time (avg 5ms)
• Presence Indicators
• @mentions
• Security & Legal Compliance
• Dedicated Stack is Available
• Read Receipts
• Mute Users
• Custom Slash Commands
• No Defined Participant Limit
• Typing Indicators
• Ban Users
• Highly Available Infrastructure
• Fully Customizable
• Message History
• Flag Messages
• SDKs & Components
• Unlimited Message Retention
• Private Channels
• Custom Messages
• Giphy Integration
• Excellent Performance & Reliability
• Public Channels
• Push Notifications
• URL Enrichment
• Enterprise SLA
• CDN Storage
• Webhooks
• Language Translation
• Phone Support and SAML

Solutions for Every Use Case

Social In-App Messaging Connects Your Users

Increase real-time engagement in your web or mobile app with the Stream Chat API powering your social messaging services. Effortlessly integrate messaging_ and _connect your users worldwide.

• Multi-Tenant Ready
• Built-in Giphy & Imgur Support
• Emoticons & Reactions
• Direct & Group Chat
• Link Previews
• Edit & Delete Messages

Bring Individuals and Teams Together for Collaboration

Improve community engagement or replace email for your team with Stream's in-app messaging API service. Our components and APIs allow you to build anything from a simple team chat app to a Slack alternative.

• Slash Commands
• Unlimited Users per Channel
• Moderation
• Channel Permissions
• Custom Business Logic
• Safe & Secure Data

Reliable Live Chat Platform that Drives Customer Engagement

Our livestream chat allows you to capture and retain active audience engagement on your web or mobile platform by enabling your users to interact via real-time messaging.

• Emoticons & Giphys
• Connect Millions of Users
• AI-Based AutoMod
• Zero Channel Limits
• Flexible Permission System
• Fully Customizable

Develop World-Class UX Using White-Labeled Chat

Our platform includes direct access to the leading chat API and powerful and feature-rich SDKs for your language or framework. We are HIPAA-ready, DPF, SOC 2, and ISO 27001 certified.

• HIPAA Telemedicine Chat
• Live Chat for Marketplaces
• Livestream Chat for Virtual Events
• Collaborative Education Chat
• Interactive Gaming Chat