The choice between Chat and Signaling requires a comprehensive evaluation according to your business demands and subsequent extensions.
The main use cases for Signaling and Chat are:
- Chat targets instant messaging scenario, it provides mature SDK integration and versatile user experience.
- Signaling is widely used in multiple scenarios.
The following table explains the similarities and differences between Signaling and Chat:
|Technical architecture||A distributed system where data can be processed and switched on edge nodes.||A centralized system where data is processed and switched on the central node.|
|Product positioning||A highly reliable synchronization and transportation service for signals, messages, and statuses that features low latency and high concurrency.||A highly interactive instant messaging service that provides contact management, multimedia messages, chat rooms, chat groups, data storage, and content moderation.|
|Latency performance||Ultra-low latency: < 100 ms.||Low latency: 200 ms to 400 ms.|
Chat and Signaling functionalities overlap in certain scenarios, such as bullet screen.