Video SDK
Zujo Tech (VideoSDK) · Voice & Language · Video
VideoSDK is a developer platform for real-time video and voice. It lets teams add video calls, interactive live streaming, and AI voice agents to apps through SDKs and APIs.
About Video SDK
What Is Video SDK
VideoSDK is a real-time communication platform built for developers rather than end users. It packages the hard parts of live audio and video delivery into SDKs and REST APIs, so a team can add video calls or live streaming to a website or mobile app without assembling its own media server stack.
The product started as an audio and video calling SDK and has grown toward AI. Voice agents, real-time transcription, and an inference layer now sit alongside the core meeting features, which tells you where the company sees the market going. For teams building telemedicine, remote interviews, or live commerce, that mix of classic WebRTC tools and newer AI hooks is the actual draw.
The catch is that VideoSDK is a building block, not a finished app. You get components, tokens, and APIs, and you still write the screens and the logic around them. There's no drag-and-drop product for someone who just wants a video room, and pricing is metered by usage, so a naive integration can run up a bill.
Getting Started
- Sign up at videosdk.live, which credits the account with $20 of free usage.
- Generate an API key and secret from the dashboard, then mint a JWT token on your server for authentication.
- Install the SDK for your framework, whether that's React, Flutter, Android, iOS, React Native, Unity, or Python.
- Create a room, join it with a participant token, and wire up audio, video, and the meeting controls your app needs.
- Add production features like recording, transcription, or live streaming, then monitor sessions from the analytics dashboard.
Product Information
A quick look at Video SDK's pricing, supported platforms, and performance.
Best for
The users, tasks, and scenarios where this tool fits best.
Users
- Developers and engineering teams
- Startups building video features
- Regulated industries like telehealth and finance
Tasks
- Adding in-app video calling
- Building interactive live streaming
- Deploying AI voice agents
Scenarios
- Remote interviews and online education
- Telehealth and video banking
- Live shopping and virtual events
Key features
Client SDKs across web, mobile, and native platforms
VideoSDK ships SDKs for React, JavaScript, React Native, Android, iOS, Flutter, Unity, Python, C++, and even IoT devices. A team that already writes Flutter or Unity code can start from a familiar package instead of learning a new stack. The same session data flows across all of them, so a call begun on desktop can continue on a phone.
Interactive live streaming
This mode flips the usual call model. One host broadcasts to a large audience, and any viewer can request to join and be pulled on stage. It's the setup behind live shopping, webinars, and virtual events, where most people watch and a few step forward. The platform covers the signaling and role switching so the app doesn't have to manage it by hand.
AI voice agents and real-time transcription
The company has pushed hard into voice AI. You can attach a conversational agent to a room or a phone line, and the platform handles turn-taking, transcription, and summaries in real time. Agents can be wired into a pipeline with other tools, and the company sells managed inference so a team doesn't host its own models.
Recording, encryption, and compliance controls
Meetings can be recorded to your own cloud storage, and recordings can be encrypted for regulated use. End-to-end encryption, domain whitelisting, geo-fencing, and IP restrictions round out the security layer. The platform also documents HIPAA-aligned handling, which matters for health apps.
Collaboration and meeting tools
Beyond the raw audio and video, VideoSDK includes chat, whiteboard, polls, virtual backgrounds, noise suppression, and active-speaker detection. These are the features users notice most in a call, and having them built in saves teams from bolting on separate services.
Server-side control, REST APIs, and MCP tooling
Server SDKs for Node.js, Go, and Rust, plus REST APIs, let a backend create rooms, manage participants, and pull recordings and transcripts without touching the client. There's also an MCP server and agent skills, so developers can drive the platform from tools like Claude and Cursor.
Pros and cons
Pros
- SDKs cover a wide range of frameworks, from React and Flutter to Unity and Python, so most teams can start with code they already know.
- The platform handles signaling, scaling, and global routing, cutting the work needed to ship a call feature.
- Managed inference and AI agent support mean voice AI can be added without hosting models yourself.
- Recording, E2E encryption, and HIPAA-aligned options suit health, finance, and other regulated work.
- Pay-as-you-go pricing with $20 in free credits keeps the cost of a trial near zero.
Cons
- It's a toolkit, not an app, so you still build your own screens and meeting logic.
- Costs scale with usage, and heavy video plus recording can make a bill climb fast if you don't watch it.
- AI agent features are moving quickly, and the company has redirected some of them to a separate platform, so roadmaps can shift.
- Enterprise-grade controls and support sit behind higher tiers, which rules out the cheapest plans for regulated buyers.
Frequently asked questions
VideoSDK is a set of SDKs and APIs for adding real-time video calls, live streaming, and AI voice agents to web and mobile apps. Developers use it instead of building their own media infrastructure.
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