Langchain agents

Cortex is a sophisticated AI coding assistant that combines the power of multi-agent orchestration with Retrieval-Augmented Generation (RAG) to provide intelligent, context-aware answers about your codebase. Built with privacy in mind, Cortex runs entirely locally using Ollama or can be configured to use OpenAI's models.

Local debugger for AI agents. Answer the question: "Why did my agent behave this way?" with visual replay, behavior diff, and full visibility into prompts, context, memory, retrieval, and tool calls. Open source. Works with Langchain.

Production-style Retrieval-Augmented Generation document Q&A: LangChain ingestion, Chroma/pgvector store, hybrid retrieval, citation-grounded answers and a streaming chat API.

Provenance-aware runtime security for AI agents with deterministic ALLOW / REVIEW / BLOCK enforcement.

An intelligent, AI-powered code review assistant that leverages Retrieval-Augmented Generation (RAG) to provide context-aware, consistent code reviews based on historical review patterns and customizable style guides.

Open source release of Data Science Agents that can analyze and transform datasets as well as train and infer models to augment your data scientists.

An AI NFT marketplace is a digital platform where NFTs (Non-Fungible Tokens) are created, bought, and sold — but with AI (Artificial Intelligence) integrated to enhance the process.

Marat ("muh-RAH") is a data analysis and visualization tool using a NextJS flowchart-style frontend to visualize and coordinate data analysis through Python-based Langgraph agents

AI assistant that aids in workflows and design, dedicated to creating excellent AI assistants and automated workflows. It is ready to use out of the box, with specific application scenarios and parameters already optimized. As it continues to upgrade, it will usher in a more intelligent future!

OpenRouter Go SDK

LLM Function Calling Demo for YouTube video 🎥

AI Agent Development Hub - Comprehensive collection of agent frameworks, tools, and production-ready projects for building intelligent agents. From foundational frameworks like LangChain to complete agent applications.

Claude Code-like AI agent framework for your app. Planning, task tracking, clarifying questions - one dependency, stateless, serverless-ready.

一个真正的AI Agent记账软件

Official implementation of 'A knowledge-based Multi-agent approach for Vietnamese VQA with rationale explanations' (AICI 2026).

Multi-Agent AI Example with LangChain, AutoGen, Azure OpenAI, and Neon Serverless Postgres

Local-first AI agent memory — one command, 13+ IDEs, works offline. Persistent memory for Claude Code, Cursor, Windsurf, OpenClaw. Zero-code interceptors for OpenAI/Anthropic. Python & TypeScript SDKs.

SynthToT: Generate synthetic dataset for your training dataset through deliberate problem-solving et al S Yao, 2023.

Explore and access a curated collection of over 300 AI agents, frameworks, and tools organized across 20+ categories for 2026 projects.

Introducing Delta-Buddy: Your ultimate Delta Lake companion! 🚀 Streamline your data journey with an AI-powered chatbot. Ask Delta-Buddy anything about your Delta Lake.

Simple Index is a chatbot/QA system that allows users to ask questions about their documents. It scans a specified folder, indexes data, and initializes a chatbot or QA system based on the model. Built on the Langchain library, it offers a web-based chat UI and command-line interaction. Utilize Docker for deployment or run manually with Python.

A Retrieval-Augmented Generation (RAG) based Medical Chatbot. With the base model as Llama2 from Meta, the Retrieval system uses a medical document as corpus to generate context-rich output.

A smart AI assistant for clinics using LangGraph, LangChain, and OpenAI GPT. It handles patient queries, schedules appointments, detects emergencies, and updates medical records through multi-turn, memory-aware conversations.

Creating a bot that harnesses the power of LLM's like Llama 2 to convert natural language queries to SQL queries using various techniques like in context learning and PEFT

Python framework for LLM middleware tools. Build once, run anywhere: LangChain, ChatGPT Plugins, Fixie.ai, etc.

The Open eXecution Protocol Specification

Generate Inspirational Quotes and images with AI

A.L.I.C.E (Artificial Labile Intelligence Cybernated Existence). A REST API of A.I companion for creating more complex system

Powered by Python, GPT, and LangChain, it delves into GitHub profiles 🧐, rates repos using diverse metrics 📊, and unveils code intricacies. Perfect for developers, recruiters, and managers to explore the nuances of their codebase! 💻🌟

This project is created just to demonstrate how functions can be used for creating multi tool agent. All credits to Sam Witteveen.

A collection of advanced LangChain modules and utilities in Python, enhancing LLM applications with custom tools, memory management, and RAG integrations. Includes code examples and tutorials for building sophisticated AI-driven workflows and applications.

It is a chatbot powered by OpenAI, Langchain, ChromeDB, and Google APIs to educate students about TOBB University of Economics and Technology.

I’ve tried many AI generation solutions, but most of them are either too complicated or not functional.While plainly using ComfyUI with complex workflows is too difficult and troublesome. That’s why I created YKGen — to simply combine ComfyUI with LLM and code.

Python notebook for solving overlapping tables problem with Azure document intelligence , semantic chunking, RAG , Azure AI Search

A set of reference implementations for various ML related tasks

LegalEase is here to make legal paperwork breeze for individuals and small business. No legal jargon, no confusion. Just simple step by step process to create the document you need.

基于LangGraph的智能保险合同 PDF 分析与问答助手，支持要点提取、检索、风险高亮、公式解析与可视化。AI-powered insurance contract PDF assistant: summarization, semantic/keyword search, risk highlighting, formula extraction, and visualization.

Explore the realms of graph databases with Neo4j, dive into Cypher queries, and integrate LLMs for dynamic data insights with Langchain. A personal journey to master graph data.

Embedding-based similarity search on all Paul Graham's articles

Chat history (memory) implementation for LangChain based on DynamoDB

RAG chatbot using Llama 2, chainlit and Faiss

AI Chatbot with Streamlit, Langchain, and Mistral7b with conversational memory

LangServe 템플릿 코드

A LangChain-based AI agent that generates and posts professional LinkedIn content from user input using OpenAI and the LinkedIn API.

RAG system for chatting with documents using OpenAI & Anthropic, supports PDF/DOCX/TXT/MD with semantic search and source citations

Chat with documents via a chatbot using LLMs

Experimental langchain utilities

[IMPORTANT: This library is now part of LangChain, follow its official documentation] A caching layer for LLMs that exploits Elasticsearch, fully compatible with LangChain caching, both for chat and embeddings models.

Four formats. One engine. PDF, DOCX, XLSX, HTML → Markdown and typed JSON, 15–40× faster than equivalent-quality OSS. Rust core with strictly-typed Python bindings.

news research tool that processes and analyzes news articles from given URLs. It leverages LangChain, Cohere embeddings, and Streamlit to provide insights and answers based on the content of the articles.

The contents of this repository showcase how to extract table data from a PDF file and preprocess it to facilitate word embedding. This preprocessing step enhances the readability of table data for language models and enables us to extract more contextual information from the tables.

Comprehensive agents and an interactive UI built using conventional web dev stack.

Brian AI Trading Assistant (based on Brian AI, no longer live): A Web3 native agent for autonomous trading and direct blockchain interaction, powered by GIGABRAIN 🤖💹

Template for Deploying a LangChain Node App with Edgio.

Comparing vector DBs Pinecone, FAISS & pgvector in combination with OpenAI Embeddings for semantic search

A custom chat agent implemented using Langchain, gpt-3.5 and Pinecone. Implements memory management for context, a custom prompt template, a custom output parser, and a QA tool.

Langchain RAG model, with output streaming on Streamlit and using persistent VectorStore in disk

langchain Vector Store implementation based for PostgreSQL pgvector

Different summarization techniques that you can apply on your corpus using language models

基于 LangGraph 实现的聊天机器人，接入 DeepSeek、Qwen、智谱 AI 多个 LLM 模型，支持在线搜索和文件解析。

Welcome to the Definitive Beginner's Guide to AI Agents and Multi-Agent Systems! This guide is your gateway to understanding the fundamentals of AI agents, their collaborative capabilities, and how they are transforming industries through sophisticated, enterprise-scale solutions.

A client for the MCP Flight Search service using Ollama and Llama 3.2 to provide a user-friendly flight search interface with Model Context Protocol tools

🩺 AI Medical Bot is a smart chatbot that answers medical questions using uploaded biomedical texts, powered by Llama3, LangChain, hfAPI and Pinecone.

Crash course on LangChain for LLM Application Developement by DeepLearningAI

langchaingo wrapper implementations for Amazon Bedrock

Retrieval-augmented generation (RAG) LLM app

🩺 Imagine a Conversational AI assistant on your WhatsApp that helps you understand your symptoms and get potential diagnoses & treatment suggestions from reliable sources tailored to your symptoms.

Meet WebHive, the AI-powered browser that takes care of tasks for you. No more endless clicks, tell it what you need, and it gets it done.

Chat with Your Documents is an innovative application designed to simplify document analysis by utilizing the power of artificial intelligence.

Learn how to build a Retrieval-Augmented Generation (RAG) system from the ground up! In this session, you’ll break down the pipeline, see practical examples, evaluate retrieval quality, and learn tips for deploying a reliable RAG service. Ideal for developers who want to add factual, up-to-date knowledge to their AI apps.

We compared LangChain, Fixie, and Marvin

DataStax GenAI for Javascript Devs

This is the repository for a Streamlit application that helps with job applications. This app integrates OpenAI LLMs for building tailored resume and cover letter for a Job description.

An advanced AI-powered virtual assistant capable of long-term memory and real-time interaction using various tools and technologies. This project provides unique features like GitHub repository management, face recognition, camera-based object detection, screen interaction, and Google Lens-like search.

ClauseGuard is a Chrome extension that analyzes terms, privacy policies, and contracts to flag hidden risks, simplify legal jargon, and help users make smarter choices before clicking “I Agree.”

An AI agent driven plant nursuring APP that supports beginners to experts in gardening tasks

trialtalk – an agentic clinical trial insights system

Self-hosted PDF Q&A API with streaming answers, citations, Weaviate/pgvector, and Azure OpenAI, OpenAI-compatible, Vertex AI, or local embeddings.

ATS Catalyst is an innovative platform designed to empower job seekers and streamline the hiring process. Leveraging advanced AI technologies, our suite of tools offers personalized feedback, resume evaluation, and job description matching to enhance your job application process.

👽 GUI is a personal AI developed in Python3. It is a great tool that can be used to improve communication and understanding.

Shopify's API to create a sophisticated Language Model (LLM) capable of providing real-time product information. The system is designed to understand and respond to user queries about product details, prices, and availability, directly interacting with a Shopify store's database.

Collection of different types of RAGs (Query Translation Patterns)

Pre-execution reliability gate using UQLM for LLM output stability

A GenAI-powered chatbot for an ecommerce clothing store that answers user queries, provides recommendations, tracks orders and more.

Question Answering Generative AI application with Large Language Models (LLMs) and Amazon OpenSearch Serverless Service

a multi-agent AI crew working on real estate analysis

Person digitalization agent built on structured memory and vector retrieval for context-aware insights and conversations.

Writeflow 支持通过拖拽节点来构建一个复杂的 AI 应用。

PostgreSQL and LangChain OpenAI example

這是一個使用 Google Cloud Platform (GCP) Scheduler 的範例專案，主要功能是自動化地從 GitHub Issues 中提取資料並生成摘要。

The AI Assistant uses OpenAI's GPT models and Langchain for agent management and memory handling. With a Streamlit interface, it offers interactive responses and supports efficient document search with FAISS. Users can upload and search pdf, docx, and txt files, making it a versatile tool for answering questions and retrieving content.

Insight-Chat: Chat with your documents

Resume Chain: Upload a Resume, Add a Job Description and Get Details or Get A Cover letter

Generative AI - LLaMA 2 7B & LangChain, to generate stories based on a genre.

An implementation of an all-new foundation model architecture that trains on byte sequences from multiple modalities to handle omni-modal generation of text, video, images and more.

An Offline Document Enquiry LLM for Everyone

BankLLM is an AI-driven recommendation engine for banking, using OpenAI's models to analyze customer data and generate personalized product suggestions. It integrates LangChain, FAISS, and LangServe, with a FastAPI backend and Streamlit frontend, following an LLMOps approach for scalable deployment.

A go-to repository for building web search agents and multi-agent systems using LangChain, LangGraph, Phidata/Agno, Pydantic, and CrewAI. It includes a multi-agent email response agent, LLaMA OCR, and a multi-agent travel planner, enabling autonomous and intelligent workflows. 🚀

These #LangChain-powered apps include a Research Assistant that generates reports using web scraping and GPT-4o-mini, and Chat With Video, a #Streamlit app that #transcribes videos and enables content-based Q&A via #embeddings.