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第四范式 vs LangChain
A factual side-by-side comparison of 第四范式 and LangChain. We compare pricing, categories, free tiers and official websites — no invented scores.
Updated 2026-10-22
Quick take
第四范式 is Paid; LangChain is Freemium. If you want to start free, check the free or freemium option first; otherwise compare the categories and taglines below.
| Pricing | Paid | Freemium |
|---|---|---|
| Categories | Finance / AI Dev Platforms | Agent Building / AI Dev Platforms |
| Best for | AI decisioning platform for banking risk and marketing | The most popular LLM app framework |
| Free tier | No — paid only | Yes — free or freemium |
| Website | www.4paradigm.com | www.langchain.com |