If you're looking for a chat SDK that supports multi-platform development, including web and native mobile, and that offers built-in moderation and analytics tools, TalkJS is a good option. The service offers a full-featured chat API and SDK that supports 1-on-1 chat, group chat, AI chatbots and more. It also includes a pre-built UI, out-of-the-box notifications, customizable design and moderation and analytics tools. TalkJS supports multiple platforms and offers several pricing tiers, including a free development mode for testing and development.
Another good option is Sendbird, which offers a broad communications API platform that includes chat, AI chatbots, SMS, WhatsApp, voice and video. It offers very abstracted APIs, SDKs and UI kits for a variety of platforms. Sendbird has a focus on security and industry standards compliance and offers targeted messaging, group chat, AI-powered conversations and message translation. The service offers a free developer plan and several paid tiers for different needs.
If you're looking for a scalable option, Stream could be a good option. The service is designed for building social networks, activity feeds and chat apps. It offers a powerful Chat Messaging API with offline support, advanced moderation tools and a global edge network. Stream's Activity Feeds API offers real-time updates and customizable ranking. The service offers free and paid plans, with tiered pricing to accommodate different levels of use.
For a more customizable option, ZEGOCLOUD offers APIs and SDKs for real-time voice, video and chat features in mobile and web apps. It supports a variety of programming languages and frameworks and offers features like video conferencing, voice chat, live streaming and cloud recording. ZEGOCLOUD offers a pay-as-you-go pricing model, and offers extensive documentation and tutorials to help you get started with integration.