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50 items in r/LangChain

19.08.2026
r/LangChain An evaluator can approve the explanation and still miss the wrong intermediate action 🔗
r/LangChain Langfuse v4 is GA: new data model, full-text search, new filter search bar, alerts, code evaluators, Langfuse assistant 🔗
r/LangChain Question for people building AI agents in production: 🔗
r/LangChain One model for the whole document pipeline or a different model for every stage? 🔗
r/LangChain I got tired of rebuilding the same infra for every LLM app, so I built a Python SDK around it 🔗
18.08.2026
r/LangChain OpenAI Hugging Face Incident. 🔗
r/LangChain Your eval grades the final answer. The wrong tool call in the middle never gets graded. 🔗
r/LangChain Spent weeks thinking I'd faithfully reproduced vCache's semantic-cache algorithm because the formulas matched exactly. They did. I was still off by up to 29x 🔗
r/LangChain Trying to mimic how the human brain works with AI Agents. Math geeks out there Want your take on this architecture. 🔗
r/LangChain Is RAG still a thing? 🔗
r/LangChain How should a LangGraph supervisor route multiple agents within the same chat session? 🔗
r/LangChain How do you handle "the agent can call this but shouldn't run it unsupervised" in LangChain? 🔗
r/LangChain WeaveScope – Elixir native observability for AI agents 🔗
17.08.2026
r/LangChain I evaluated different agent memory approaches 🔗
r/LangChain Built AgentWatch to explore what “healthy” actually means for AI agents 🔗
26.07.2026
r/LangChain agentreg – DNS for AI agents (self-hosted, single Go binary) 🔗
r/LangChain Sandboxes solve where agent code runs. What controls what it does next? 🔗
r/LangChain Building a "Stack Overflow for AI Agents" (with human validation & micro-payments) 🔗
r/LangChain Saving time & tokens (GPT 5.6) 🔗
25.07.2026
r/LangChain Best approach to hook up hermes to existing llm workspace? 🔗
r/LangChain sandbox-cli is now in public beta 🚀 🔗
r/LangChain AI agents have created a new kind of technical debt 🔗
r/LangChain My 10-Node Agentic RAG Architecture: Combining LangGraph, Cohere, Pinecone & MCP for Dense Legal Parsing 🔗
r/LangChain 30+ officially free AI/ML books, all in one curated repo 🔗
r/LangChain GEPA: optimize_anything Goes omni: Composing Optimizers into Meta-Optimizer Pipelines 🔗