tencent cloud

Cloud Streaming Services

A low-latency, accessible and high-speed live video broadcasting service


Tencent Cloud Streaming Services (CSS) provides developers with end-to-end services for live audio and video streaming. Backed by Tencent's powerful audio/video platforms, globally-deployed acceleration nodes, and leading AI technologies in audio and video, CSS offers live stream publishing, transcoding, distribution, and playback capabilities that guarantee ultra-low latency and ultra-high image quality for huge volumes of concurrent users.

Comprehensive Functionality

CSS offers a complete set of features such as beauty filters, audio processing, instant loading, low stutter rate, screen recording, and seamless resolution switching to meet requirements in various streaming scenarios. It also supports playback on all clients and custom development.

Global Acceleration

Tencent Cloud has 1,100+ CDN cache nodes deployed with all major internet service providers across China. It also has 1,000+ global cache nodes in more than 50 countries and regions world-wide, including North America, Europe, and Southeast Asia, supporting accelerated live streaming across the globe.

Professional Video Processing

CSS provides cloud-based transcoding and processing services that can handle vast amounts of multimedia data. It can transcode audio/video files to different formats for playback on a wide range of devices, and also offers services such as thumbnail generation, editing, content moderation, and encryption.

Security Protection

CSS provides comprehensive protection to prevent the unauthorized playback of your videos, including IP blocklists, referrer blocklists, secure HTTPS acceleration, URL encryption, and other live streaming encryption technologies. It also offers a professional digital rights management (DRM) solution to safeguard your video assets.

Intelligent Learning

With powerful AI-based recognition technology, CSS can learn and analyze the content of images or videos, enabling you to automate tasks that normally require humans, such as image recognition, speech recognition, content moderation, and subtitling.

Statistical Analysis

Based on big data analysis covering different scenarios of various industries, CSS enables real-time control of push quality and identification of playback issues. It monitors bandwidth, traffic, requests, and concurrent connections in real time and provides detailed statistics to help you scale your business.

On-cloud Recording

Record entire live streaming sessions to the cloud for later playback on demand.

Screencapture & Porn Detection

Use screencapture, image recognition, and machine learning to detect pornographic content in live streaming sessions.

Auto-Spliced Recording

Continue recording when a stream is interrupted and save the interrupted stream as one single recording file.

Live Stream Time Shifting

Allow viewers to rewind and playback content from earlier parts of a live stream.


CSS provides upstream acceleration, high-quality transcoding and accelerated delivery services for live game streaming platforms, helping them quickly achieve Internet-wide, low-latency and low-lag live game streaming.

CSS features instant loading of live streams, color filters, manual exposure, and other capabilities that make it ideal for live streaming in the entertainment industry. Its out-of-the-box ease of use helps increase the buzz around your live show.

CSS provides a convenient one-stop streaming service for the online education industry. You can protect your well-crafted teaching materials and assets through the console with two security features: player password protection and dynamic URL-based hotlink protection.

CSS provides a complete set of live video broadcasting services for the radio, TV, and news media industries. It can be accessed quickly by professional live broadcasting systems for specific types of content such as live news or variety shows, helping media outlets transition from traditional media to internet-based new media.

CSS helps ecommerce platforms grow by enabling merchants to showcase their products live for shoppers, helping shoppers make better decisions and helping merchants lower their marketing costs and boosts sales.


CSS is based on a tiered pricing model and billed by daily traffic and bandwidth consumption. For more information about pricing, see Billing Details.