18-Line LLM Tutorial Create an AI-powered web app using LangChain and Streamlit in just 18 lines of Python! Features ChatOpenAI integration and an interactive interface for handling user prompts. Ready to build your first LLM app? Start here https://
docs.streamlit.io/develop/tutori
als/chat-and-llm-apps/llm-quickstart
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@langchain
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Build AI Web App with LangChain and Streamlit in 18 Lines
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LangGraph 0.3 Introduces Prebuilt Agents for AI Development
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LangGraph 0.3: Prebuilt Agents We just released LangGraph 0.3, introducing prebuilt agents that streamline AI application development. These ready-to-use templates enhance LangGraph's core capabilities. Learn more about prebuilt agents
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Building Production-Ready RAG Systems with Qdrant FastAPI
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RAG Pipeline Guide Learn to build production-ready RAG systems using Qdrant vector DB, FastAPI, and LangChain's LCEL for sophisticated retrieval chains. Key features:
– Async vector search
– Type-safe FastAPI endpoints
– LCEL RAG pipelines Start building better RAG systems! -

LangChain Jupyter Notebook Tool for AI Agent Control
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Jupyter Notebook Tool A Python package that lets LangChain-based AI agents control Jupyter notebooks through token-based session management. Create, modify, and execute notebook cells with built-in error handling. Check it out! https://
github.com/cab938/jupyter
_tool
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AI Shell Agent: Natural Language CLI Assistant with LangChain
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AI Shell Agent A smart CLI assistant that converts natural language into terminal commands. Powered by LangChain's ReACT framework for complex task execution, with cross-platform support and chat management. Check out this powerful tool! https://
github.com/laelhalawani/a
i-shell-agent
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Omi AI Wearable: Open-Source Device for Real-Time Transcription
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Omi AI Wearable An open-source wearable device that transforms conversations into real-time transcriptions using LangChain's AI capabilities. Features on-device processing and full iOS/Android support. Check out Omi now! https://
github.com/BasedHardware/
omi
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GPT4.5 Vibe Test: Higher Emotional Intelligence and Creativity
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Vibe Testing GPT4.5 OpenAI just released GPT4.5 w "higher emotional intelligence and creativity" than prior models. Here, we overview its capabilities and vibe test it on research / writing using our Open Deep Researcher. Video: https://
youtu.be/Jo2-fZ2THzU -
LangChain OpenAI Integration Guide Python JavaScript TypeScript
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Python : https://
python.langchain.com/docs/integrati
ons/chat/openai/
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GPT-4.5 Orion Launches with Seamless LangChain Integration
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GPT-4.5 LangChain @openai just launched GPT-4.5 (Orion), a new, powerful, general-purpose model! If you have access, you can drop it in day 0 in your Python and TypeScript @langchain apps just by switching your model string! Docs in the thread
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MUFG Bank Boosts Sales Efficiency 10x Using LangChain
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How MUFG Bank boosted sales efficiency 10x with LangChain At MUFG, Japan's largest bank, the FX & Derivative Sales team spent considerable time gathering & synthesizing data from 10-K reports, financial disclosures, and market data to create client presentations. By using