# VideoSDK

> VideoSDK provides developer tools and low-latency, real-time communication
> infrastructure for building voice, video, live streaming, and AI agent
> experiences into web and mobile apps. It offers customizable APIs and SDKs
> with global scale, high availability, and full control over the media stack.
> Any page on this site is also available as clean markdown by appending `.md`
> to its URL (for example https://www.videosdk.live/pricing.md).

## Products

- Real-Time Communication: Audio/video calling APIs and SDKs for web, mobile,
  and desktop. https://www.videosdk.live/audio-video-conferencing.md
- AI Voice Agent: Build production-grade real-time voice AI agents in minutes.
  https://www.videosdk.live/ai-voice-agent.md
- Interactive Live Streaming: Low-latency live streaming with real-time
  interactivity. https://www.videosdk.live/interactive-live-streaming.md
- Live Audio Rooms: Scalable, interactive live audio rooms and spaces.
  https://www.videosdk.live/live-audio-rooms.md
- HLS Live Streaming: HLS live streaming at scale. https://www.videosdk.live/live-streaming.md
- Real-Time Transcription: Live speech-to-text for meetings and streams.
  https://www.videosdk.live/real-time-transcription.md
- SIP / Telephony: Connect calls to and from phone networks.
- Prebuilt SDK: Drop-in, fully featured video conferencing UI.
  https://www.videosdk.live/prebuilt.md

## Key facts

- Developer-first infrastructure for real-time video, audio, and interactive live streaming.
- Ultra-low-latency real-time media, with sub-80ms latency achievable for supported real-time audio paths.
- 99.99% uptime backed by globally distributed infrastructure.
- 99.98% call success rate for reliable production communication.
- Supports video calling, audio rooms, and interactive live streaming from a unified real-time communication platform.
- SDKs and integrations for JavaScript, React, React Native, Android, iOS, Flutter, Unity, C++, Python, and IoT/embedded applications.
- REST APIs are available for server-side integration and application workflows.
- Prebuilt UI is available for teams that want to launch real-time communication experiences faster without building the entire interface from scratch.
- Core capabilities include screen sharing, cloud recording, real-time and post-call transcription, participant roles and permissions, webhooks, analytics, simulcast, and adaptive media quality.
- Supports large-scale real-time communication using managed WebRTC infrastructure, SFU-based media routing, and STUN/TURN connectivity.
- Global infrastructure is designed to support applications across web, mobile, desktop, and embedded environments.
- Enterprise security and compliance capabilities include HIPAA, GDPR, ISO, SOC-related compliance, and CERT-In requirements.
- Pay-as-you-go pricing is available with no mandatory monthly commitment for standard usage.
- New accounts receive $20 in free credits to start building.
- No credit card is required to get started.

## Resources

- Pricing: https://www.videosdk.live/pricing.md
- Documentation: https://docs.videosdk.live
- Blog: https://www.videosdk.live/blog
- Code samples and examples: https://www.videosdk.live/examples.md
- Sign up: https://app.videosdk.live/signup

## Section indexes

Each section below has its own index listing every page as markdown:

- [VideoSDK Blog](https://www.videosdk.live/blog/llms.txt)
- [VideoSDK Customer Stories](https://www.videosdk.live/customers/llms.txt)
- [VideoSDK Solutions](https://www.videosdk.live/solutions/llms.txt)
- [VideoSDK Research](https://www.videosdk.live/research/llms.txt)
- [VideoSDK Resources](https://www.videosdk.live/resources/llms.txt)
- [VideoSDK Developer Hub](https://www.videosdk.live/developer-hub/llms.txt)

## Recent blog posts

Full list: https://www.videosdk.live/blog/llms.txt

- [Product Updates - August 2026: React Native v1.0.0, Persistent Media Configuration, and Smarter AI Agent Turn-Taking](https://www.videosdk.live/blog/product-updates-august-2026.md): August 2026 brings React Native SDK v1.0.0, persistent media configuration across iOS, Android, and Flutter, clearer RTC error handling, smarter AI agent turn-taking, improved pre-call diagnostics, and new developer resources.
- [Product Updates - July 2026 : Major Core SDK Milestone, Rebuilt PubSub, and IoT Video Support](https://www.videosdk.live/blog/product-updates-july-2026.md): July brings our most significant milestone yet: v1.0.0 (JS/React) and v2.0.0 (Android) core SDKs, featuring a rebuilt Web Worker PubSub and Promise-based APIs. Plus, live video support for IoT!
- [Product Updates - June 2026 : TurnV2 : Echo, Selectable Video Codecs, and Embedded Jetson Nano Support](https://www.videosdk.live/blog/product-updates-june-2026.md): June brings TurnV2 (Echo) exclusively via the Inference Gateway, native C++ support for NVIDIA Jetson Nano, selectable video codecs across SDKs, and batched signaling.
- [Product Updates - May 2026 : Agent Runtime v2, Encrypted Recordings, and the Next-Gen Voice Pipeline](https://www.videosdk.live/blog/product-updates-may-2026.md): May brings Agent Runtime v2, secure Encrypted Recordings for regulated compliance, and a massive Voice Pipeline Overhaul with xAI and warm SIP transfers. Plus, check out the new native C++ SDK!
- [Product Updates - April 2026 : RTC Alerts, Conversational Graphs, Batch Calling, Native Agent Metrics and more](https://www.videosdk.live/blog/product-updates-april-2026.md): April shipments are live: Introducing proactive RTC Alerts, deterministic Conversational Graphs, and Batch Calling for massive voice automation. Plus, connect VideoSDK Agents docs context to Claude/Cursor via our new Agents Docs MCP.
- [Introducing Prism - VideoSDK Agents V1.0.0](https://www.videosdk.live/blog/introducing-videosdk-ai-voice-agents-v1.md): Learn more about Prism - VideoSDK Agent V1.0.0 , a complete rethink of the VideoSDK AI voice pipeline, built for full control, flexibility, and production-scale reliability.
- [Product Updates - March 2026 : Agents SDK v1.0.0, Unified Pipeline & Agent Participants Across All SDKs](https://www.videosdk.live/blog/product-updates-march-2026.md): One pipeline. Three modes. Five SDKs updated. March brings the stable release of Agents SDK v1.0.0 - a ground-up rebuild with a unified Pipeline class, real-time agent state tracking, and native Agent Participant support across JS, React, React Native, Flutter, and iOS.
- [Introducing "NAMO" Real-Time Speech AI Model: On-Device & Hybrid Cloud](https://www.videosdk.live/blog/introducing-namo-real-time-speech-ai-model-on-device-hybrid-cloud.md): NAMO real-time speech AI model is VideoSDK's open-source SSLM with hybrid on-device and cloud inference for low-latency, privacy-first voice agents. Compare architectures, integrate via Agent SDK, and avoid production pitfalls.
- [Poor Call Quality: How to Test VoIP & WebRTC Call Quality?](https://www.videosdk.live/blog/call-quality-troubleshooting.md): Poor call quality has a cause you can measure. A five-step VoIP and WebRTC call quality test, the thresholds to compare against, a symptom-to-cause table, and fixes for the network, QoS, app settings, and SIP-connected AI voice agents.
- [Noise Suppression for Voice & Video Calls](https://www.videosdk.live/blog/noise-suppression.md): Noise suppression removes background sound from a microphone signal while keeping the voice. How classic and AI denoisers work, how they differ from noise reduction, echo cancellation and gain control, and how to add noise suppression in the browser, in mobile apps and with VideoSDK.
- [What Is QoE (Quality of Experience)? QoE vs QoS, MOS Explained](https://www.videosdk.live/blog/qoe-quality-of-experience.md): QoE, or quality of experience, is what the participant took away from a call, while QoS is what the network delivered. The ITU definition, a QoE vs QoS table, the metrics that matter for real-time video, and three ways to measure QoE in production.
- [What is Video KYC (vKYC)?](https://www.videosdk.live/blog/what-is-vkyc.md): VKYC, or video KYC, verifies a customer's identity over a live, recorded video call with a trained official. What RBI's 2025 KYC Directions require, the eight-step V-CIP process, VKYC vs eKYC vs physical KYC, why calls fail, and the video technology behind it.
- [How to Build Live Audio Rooms: Voice Chat Architecture, Features & Example](https://www.videosdk.live/blog/live-audio-rooms.md): Live audio rooms let a few speakers talk while a large audience listens and raises hands to join. How the architecture works, the features users expect, what a 500-listener room costs on VideoSDK, and how to build one in Flutter, React Native, or JavaScript.
- [Video Encoding Explained: Encoding vs Transcoding vs Codecs](https://www.videosdk.live/blog/video-encoding.md): Video encoding compresses raw frames into a stream a network can carry, and transcoding converts one encoded stream into another. The main codecs and containers, hardware vs software encoders, and how real-time video calls encode differently, with VideoSDK's encoder presets.
- [What is a Video Chat API? Pricing and How to Add One](https://www.videosdk.live/blog/video-chat-api.md): A video chat API runs the rooms, tokens, signaling, TURN relays and media servers behind a live video call. What it is, how it differs from a video chat SDK, what VideoSDK, Twilio Video, Agora and Daily charge per participant minute, and the steps to add one to your app.
- [What is SRTP?](https://www.videosdk.live/blog/srtp.md): SRTP encrypts every WebRTC call and most secure VoIP calls, but encrypted in transit is not end-to-end. How SRTP protects RTP packets, how DTLS-SRTP, SDES and ZRTP exchange keys, which ciphers and ports it uses, and what a media server can still see.
- [Video Codecs Explained: H.264 vs VP8 vs VP9 vs AV1](https://www.videosdk.live/blog/video-codecs.md): A video codec compresses raw 720p video about 221 times so a call fits through a network. This guide compares H.264, VP8, VP9, and AV1 on compression, CPU cost, simulcast, and battery, separates codec from container and encoder, and shows how VideoSDK sets the codec and falls back to VP8.
- [How to Build a Telehealth Video Platform: Architecture, Compliance, UX & Cost](https://www.videosdk.live/blog/telehealth-video-platform.md): A telehealth video platform is six layers, and the video call is one of them. This guide maps the architecture, shows what WebRTC does and does not give you, covers five telehealth UX patterns, summarizes the HIPAA controls, and prices 2,000 consults a month.
- [What is a Video Call API? How It Works, Cost & How to Choose One](https://www.videosdk.live/blog/video-call-api.md): A video call API runs the signaling, media servers, and TURN relays behind a live call so your app only builds the interface. What it is, how a call flows through it, what VideoSDK, Daily, Agora, Twilio, and Amazon Chime charge per participant minute, and a ten-point checklist for choosing one.
- [How to Integrate a Video Conferencing API into Your Website or App](https://www.videosdk.live/blog/video-conferencing-api.md): Integrate a video conferencing API in six steps with VideoSDK: create a room, mint a scoped JWT on your server, join from the client, render participant streams, wire mute and screen share, then clean up.