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AgentsFree tier
Mainland China: not confirmed
Popular open-source toolkit for composing LLM apps, plus LangSmith for tracing on paid plans.
组合 LLM 应用的流行开源工具包，另有付费的 LangSmith 追踪产品。
Marked “not confirmed” because NavBoth only checked public pages and did not verify access from mainland China.
AgentsFree tierEditor's pick
ByteDance's studio for agents and workflows. The mainland China product is 扣子 at coze.cn; coze.com is the international site.
Mainland China: offered
View listingAgentsSource-available
Platform for agent workflows and retrieval apps. A source-available edition can be self-hosted, and Dify also sells a hosted cloud.
Mainland China: not confirmed
View listingAgentsSource-available
Workflow tool used to connect AI models to other apps. The source can be self-hosted under n8n's Sustainable Use License, and n8n sells a cloud.
Mainland China: not confirmed
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