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r/LangChain is a subreddit with 63k members. Its distinguishing qualities are that the community is large in size, and has high activity.
LangChain is an open-source framework and developer toolkit that helps developers get LLM applications from prototype to production.
It is available for Python and Javascript at https://www.langchain.com/.
Popular Themes in r/LangChain
#1
Solution Requests
: "Sharing my FastAPI MCP LangGraph template"
15 posts
#2
Advice Requests
: "Got grilled in an ML interview today for my LangGraph-based Agentic RAG projects 😅 — need feedback on these questions"
7 posts
#3
Ideas
: "I'm building a Self-Hosted Alternative to OpenAI Code Interpreter, E2B"
4 posts
#4
Pain & Anger
: "Langchain destroyed my marriage"
3 posts
#5
Opportunities
: "moving away from langchain, but where ??"
2 posts
#6
Self-Promotion
: "[Share] I made an intelligent LLM router with better benchmarks than 4o for ~5% of the cost"
2 posts
Popular Topics in r/LangChain
#1
Ai
: "OpenAi’s new enterprise Ai guide is a goldmine for real-world adoption"
40 posts
#2
Agent
: "lifecycle of a coding Agent"
30 posts
#3
Langgraph
: "Got grilled in an ML interview today for my Langgraph-based Agentic RAG projects 😅 — need feedback on these questions"
26 posts
#4
Llm
: "Top 10 Llm Papers of the Week: AI Agents, RAG and Evaluation"
24 posts
#5
Rag
: "Got grilled in an ML interview today for my LangGraph-based Agentic Rag projects 😅 — need feedback on these questions"
22 posts
#6
Langchain
: "Why is everyone suddenly ditching Langchain?"
20 posts
#7
Mcp
: "I built a debugging Mcp server that saves me ~2 programming hours a day"
18 posts
#8
Agents
: "Building MCP Agents using LangChain MCP adapter and Composio"
11 posts
#9
Ai Agents
: "Ai Agents educational repo"
8 posts
#10
Open Source
: "Open Source Alternative to NotebookLM"
8 posts
Member Growth in r/LangChain
Yearly
+41k members(184.2%)
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