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LangChain

Building blocks for LLM apps and agents in Python and JS.

LangChain and LangGraph provide model wrappers, retrieval, tools and stateful agent graphs. Developers use them when no-code tools are too limiting.

LangChain logo
Type
Agent framework
Pricing
Open source, LangSmith from $39/mo
Use cases
1
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Use cases with LangChain

1 use case

newestpopular
Marketing · Advanced
  1. Keyword in
  2. Scrape top 10 results
  3. Extract page outlines

SEO content briefs from the live SERP

Give it a keyword and get a brief built from the pages that rank today: headings, gaps, questions to answer and a target length.

LangChain · ChatGPT · Apify · Notion