Langchain agents

RAG based Document Assistant for Search

Streamlit app for scheduling habits and interacting with your schedule using ChatGPT and LangChain

LLM graph-RAG SQL generator for large databases with poor documentation

This is a LLM model, where it is tuned to help the farmers for clarifying their doubts about organic farming, with personalised suggestions.

Game Asset Generator using Artificial Intelligence and NLP. Transforms natural language into game assets such as game objects, worlds, quests, storylines, branching-dialogue trees and 2D textures.

Embeddable Generative UI Chat widget

Reliable research infrastructure for AI agents. Evidence-backed web search with citations, confidence scores, and Clarity anti-hallucination. MCP server, REST API, Python SDK.

本项目是一个专为中文开发者打造的 LangChain 框架源码注释与文档库。LangChain 作为业界领先的大语言模型（LLM）应用开发框架，其架构设计精妙、功能丰富，但源码复杂度较高。本项目通过系统性地整理核心模块的中文注释，帮助开发者深入理解 LangChain 的实现原理、设计思想及最佳实践。

Ask Dr. Andrew Huberman questions and receive answers directly from his podcast episodes.

Chat with PDF locally: An advanced chatbot using Ollama / Sambanova LLMs to interactively extract information from PDFs, Using Streamlit & Ollama / Sambanova API and langchain

Multimodal AI Assistant is an advanced chatbot designed for local interactions with LLMs, files, and multimodal functionalities. Built on the Chainlit framework, it integrates Langchain and ChatOllama for hosting models locally, with cloud storage and monitoring via LiteralAI.

Plug-and-Play AI Knowledge Conversational Chatbot Backend with Memory + RAG (LangGraph + Redis + ChromaDB)

An intelligent customer support system powered by LangGraph and LangChain that uses Retrieval-Augmented Generation (RAG) to provide accurate, context-aware responses to customer queries. Built with FastAPI, FAISS, and multi-stage validation for production-ready deployment.

A hands-on playground to learn and experiment with LangChain, LangGraph, LangSmith, and OpenAI in Python and TypeScript.

VettIQ is an AI-powered startup idea validation tool that leverages LangGraph workflows, FastAPI, and Streamlit to deliver actionable insights for entrepreneurs

Self-healing multi-agent system using ontologies and MCP to automatically adapt when database schemas change

RAG 开发者的一站式手册。以 FastAPI + LangChain 为核心技术栈，助力学习者快速掌握从 0 到 1 搭建 RAG 应用的能力，轻松落地企业知识库等实际项目。

AI 原生智能爬虫与 JavaScript 逆向工程平台，基于 DSH、Patchright/CDP 与独立语义运行时，从浏览器证据恢复参数生成逻辑并交付可验证 Solver。 | AI-native web scraping and JavaScript reverse-engineering platform powered by DSH, Patchright/CDP, and an independent semantic runtime—from browser evidence to recovered parameter-generation logic and verifiable Solvers.

🚀 The Ultimate Curated List of LLMOps Tools, Frameworks, and Resources - A comprehensive collection of the best tools for Large Language Model Operations

🛡️ The security firewall for AI agent tools & MCP servers (Claude 5, GPT-5.6, Gemini 3.8, Antigravity, Cursor, Codex, Hermes). Catch command injection, secret theft & toxic flows in <50ms. 100% offline Rust SAST + 1-click auto-fix + SARIF.

AI dependency migration analyzer — reads every changelog so you don't have to.

Python SDK for accurate and verifiable agent tool use. Agents verify that answers came from the right source and were not changed. Downstream agents detect 100% of errors and retry to achieve a 50% jump in answer accuracy.

Context optimization layer for LLMs. 65-90% token savings with zero quality loss. Drop-in proxy for Claude, GPT, Gemini, and local LLMs (Ollama/VLLM/llama.cpp). Features KV cache-aware compression, session dedup, error cards, and Pichay-proven context paging.

Lightweight observability for multi-agent AI pipelines. Self-hosted, no cloud dependency — add two lines of Python and see real-time agent events, DAG graphs, token usage, and session history on a local dashboard.

Constitutional governance runtime for autonomous AI agents

Reliable research infrastructure for AI agents. Evidence-backed web search with citations, confidence scores, and Clarity anti-hallucination. MCP server, REST API, Python SDK.

Virtual personal assistant designed to simplify your daily tasks

Measuring RAG solutions throughput and latency

A streamlit application to play with LLM Models

Lightweight Python SDK for LLMs with unified API across 9 providers. Built-in ReAct & Plan-Execute agents, streaming, native tool calling, context injection, structured outputs, and observability.

LUMIN: Your data analysis companion that turns natural language questions into powerful insights through AI-driven visualizations and clear explanations.

This repository contains a simple but powerful chatbot built with Streamlit, OpenAI, and LangChain. The chatbot maintains conversational memory, meaning it can reference past exchanges in its responses.

Retrieval Augmented Generation demo using Microsoft's phi-2 LLM and langchain

AI agent converting natural language to Neo4j Cypher

Gemini Bot is a Flask based chatbot app, powered by Gemini-Pro-Vision model from Google's Generative AI service.

Chat with an AI simulation of anyone as easily as copy-pasting text into a folder!

技術書典#17 - 『俺たちと探究するLLM Observabilityアプリケーションのオブザーバビリティ』で使用するサンプルアプリケーション

Step-by-step guide to building agentic AI systems with LangGraph and MCP — from basic LLM calls to multi-node agents that reason, plan, and use real tools.

Developer MultiGroups canlı yayınında kodladığımız PDF yorumlayabilen bir sanal asistan.

AIcademy is an LMS platform similar to Udemy, where students can access high-quality courses at affordable rates, and teachers can earn by selling their courses. AIcademy leverages Retrieval Augmented Generation (RAG) to address students' doubts by referring to the context of the video, ensuring that answers are contextually relevant to the course

This is a an open-source project designed to help you improve your skills with AI engineering using LLMs and the langchain library

Knowledge base Q&A program using LangChain for retrieval-augmented prompting and PGVector as vector store.

DevHub is an innovative platform designed to connect developers who share similar interests and complementary skills. By leveraging advanced technologies, it facilitates intelligent matchmaking and personalized recommendations, enabling devs to form effective teams and engage in meaningful collaborations.

Streamlit app that demonstrates a conversational chat

A CLI interface that allows you to interact with ChatGPT from your terminal using an API key.

"Build Generative AI Apps with LangChain" is a repository that contains a comprehensive framework for building generative AI applications using LangChain, an innovative language modeling platform. This repository includes all the necessary code and documentation to help developers quickly build and deploy generative AI applications

A LangChain integrated Discord chatbot. Used by GPT Engineer's Discord server.

A retrieval augmentation LLM demo in GCP

This Repositry is an experiment with an agent that searches documents and asks questions repeatedly in response to the main question. It automatically determines the optimal answer from the current documents or recognizes when there is no answer.

It shows how to deploy and use an agent with LLM.

javascript implementation of a PDF chatbot. forked: mayooear/gpt4-pdf-chatbot-langchain

Python library for integrating the Alation API into agentic workflows

Advanced RAG (Retrieval-Augmented Generation) system for private document intelligence. Uses OpenAI GPT-4o and Vector Databases to provide zero-hallucination chat insights.

RAG-based Telegram assistant bot for freshmen

This repository contains a project that focuses on evaluating the performance of different Language Models (LLMs) for multi-class news classification. The project aims to assess how well LLMs can classify news articles into five distinct categories: business, politics, sports, technology, and entertainment.

📚 Transform your PDF interaction with our web app. Upload multiple PDFs, and engage in natural language chats with content, leveraging OpenAI's models. Turn static text into dynamic conversations. Reimagine how you interpret complex information.

Autodoc project, aimed to autonomously generating documentation for any code repository and store info about it in vectorstore to further interactions

NaLaMap is an open-source application to create webmaps and analyze geospatial data using natural language.

🤖 Intelligent job application automation system using CrewAI and LangChain to customize CVs and cover letters. Transform your job search with AI-powered document tailoring.

Integrates LangChain with SAP HANA Cloud to make use of vector search, knowledge graph, and further in-database capabilities as part of LLM-driven applications.

The topic is about product matching via Machine Learning. This involves using various machine learning techniques such as natural language processing, image recognition, and collaborative filtering algorithms to match similar products together.

一个开源的多模态 AI 搜索项目，结合 大语言模型（LLM）+ 多源搜索引擎 + 多 Agent 架构，打造新一代的智能问答式搜索体验

Private self-improvement coaching with open-source LLMs

A Java implementation of the A2A protocol, that's agent to agent scenarios with google a2a protocol

简历智能筛选与管理系统，基于 LangChain + LangGraph + FastAPI 构建，利用大语言模型（LLM）技术，实现简历的智能解析、自动筛选和智能问答，将传统 3-5 分钟的人工筛选缩短至 3-5 秒，效率提升 60 倍以上。

Medora AI is an innovative, voice-first medical appointment booking system designed to revolutionize healthcare scheduling through conversational artificial intelligence

Advanced AI agent system for ERPNext with reinforcement learning-based retrieval, multi-agent orchestration, and intelligent document processing.

A collection of intelligent AI agents built using Ollama, LangChain, and local LLMs — including chatbots, voice assistants, web scrapers, document readers, and custom tools. No APIs required. Fully offline.

This Agentic system is designed to handle complex data analysis tasks by breaking them down into smaller subtasks and delegating them to specialized agents. The system uses a multi-agent architecture to improve performance and scalability.

Budget-Aware Agentic Routing (BAAR) — Intelligent LLM model selection with a zero-call financial kill-switch. Save 90% on costs without losing accuracy.

AI-powered autonomous equity research agent. Multi-source analysis (Yahoo Finance, SEC 10-K, Reddit, news) with LangGraph orchestration, hybrid RAG, and real-time market data. Generates professional research reports via Telegram bot or REST API. Deployed on Azure Container Apps.

Production-ready LangGraph multi-agent system for travel planning. Async parallel orchestration across Amadeus, Hotelbeds, Twilio, HubSpot.

Agentic AI Design Patterns

Agenetic AI & GenAI (Groq, Mistral, LangChain, LangGraph, RAG, Vector DBs), Cloud (GCP, AWS, Kubernetes, GKE, ECS Fargate), DevOps/LLMOps (Docker, Jenkins, GitOps, ArgoCD, Prometheus, Grafana, ELK Stack), CI/CD, Security, and Observability.

Autonomous multi-agent system built using LangChain and LangGraph that orchestrates collaborative agents—Supervisor, Researcher, Writer, and Critiquer—to automatically gather information, generate detailed research reports, refine output, and visualise the workflow as a graph. Includes a Streamlit web UI and optional Graphviz visualisation.

Documentation and examples around deploying LangChain agents

My complete journey to becoming an Agentic AI Engineer through structured learning, projects, experiments, and production-ready implementations of modern AI systems.

中文 AI Agent 实战手册 | Chinese AI Agent Handbook - 从零基础到全栈开发，最通俗易懂的 Agent 教程（双语 Bilingual）

This is a RAG project to chat with your uploaded PDF , made using Langchain and Anthropic Claude 3 used as LLM , hosted using Streamlit

Hands-on projects with Llama 3, Ollama, Streamlit

The open-source support infrastructure for B2B companies.

Comprehensive tutorial and code examples for building multi-agent systems with LangChain

This is a chatbot application engineered to provide detailed insights and visualisations based on user queries regarding specific datasets.It uses Streamlit for the front-end and integrates advanced backend technologies such as LangChain, OpenAI, SQL, and Python agents for data processing and retrieval.

AutoGPT with Swift

使用LLM大模型、langchain、fastapi、agent等技术实现ai和用户聊天，并且支持本地向量库、api接口工具，支持http sse流式输出

Auto-Browse: AI Enabled Browser Automation

基于langchain+gradio搭建本地个人助理

I have developed a Crypto Analyzer using Crew AI in Python, utilizing agents, tasks, and tools.

Some tools for Langchain to be used on Discord.

"Langchain" for Unreal Engine C++. This is a collection plugin of the universal logic used by Tobenot in his LLM game.

Use AI to personify books, so that you can talk to them 🙊

It allows users to query databases using natural language and receive results as SQL code and beautiful visualizations.

Academic Paper Q&A with Serverless RAG

Example Langchain agent to demonstrate the potential use of Neo4j graph database as memory.

QA LLM from Confluence data

How to build a chat assistant with Amazon Bedrock using LLMs, Embeddings model, and Knowledge Bases for Amazon Bedrock.

Empowering Financial Literacy for ALL using LLM Agents for Algorithmic Trading and Learning

All ressources and content related to the events

Dynamic Retrieval Augmented Generation for Optimized Nimble