Langchain agents

Build-An-LLM-RAG-Chatbot-With-LangChain-Python

Running llama3 using Ollama-Python, Curl, LangChain, Chroma, and User interface.

Java implementation of AI papers using jai-workflow and LangChain4j 🦜☕

This repository demonstrates the construction of a state-of-the-art multimodal search engine, leveraging Amazon Titan Embeddings, Amazon Bedrock, and LangChain.

Multi-Agent Systems with Google's Agent Development Kit + A2A + MCP

Chat with your Documents(PDF, TXT, DOCX, ODT, PPTX etc), Websites and Youtube Chat too!, CSV files. Uses langchain, Ollama, Groq, Gemini, Streamlit. Llama3 available

This library exposes PAPA, your Personal Assistant powered by Private AI, which can be used in any browser environment and completely offline

AI travel planner with 7 specialized agents, RAG, and tool-calling. Built with CrewAI & LangChain. Generates personalized itineraries with flights, hotels, activities, and cultural tips. Production-ready Python codebase.

This project is a comprehensive recruitment and interview assistance system developed based on large models and agents, leveraging the langgraph and llamaindex agent frameworks. It aims to enhance job search efficiency and interview performance by automating and intelligentizing the entire interview process. it is China Software Cup A3 competition

LLM orchestration toolkit for agent workflows: planner + workers + synthesis, optional router (LLM + learned fallback), supports OpenAI/Anthropic/Ollama/llama.cpp, real scraping with caching, MCP server integration, and a TUI chat UI.

LLM and agent evaluation for Java & Kotlin. Runs in JUnit and CI. Spring AI, LangChain4j, Koog, Embabel, and any LLM client.

Multi-agent会话式金融研究平台。提供专业智能体（价格分析、新闻追踪、宏观经济、深度研究），支持实时流式响应、自动生成8章节投资报告和投资组合监控。采用LangGraph、FastAPI和React技术栈开发。

Open-source, self-hosted LangGraph Agent Server. Production Postgres + Redis. Same SDK. Same Studio. Zero code changes.

This library exposes PAPA, your Personal Assistant powered by Private AI, which can be used in any browser environment and completely offline

Annotation meets Large Language Models (ChatGPT, GPT-3 and alike).

Build document-native LLM applications

SurfAgent is an AI agent built from scratch that performs web searches using Selenium and Brave Search, Langchain and supports GROQ or OLLAMA providing reliable sources for the results.

Question and Answer for CSV using langchain and OpenAI

Fully local web research and report writing assistant. This repo is a Typescript edition of the Ollama Deep Researcher.

AI agent to search Google Flights data

This is an AI agent playground to demonstrate different agent orchestration patterns and capabilities

🦜🔗 LangChain interface to LiteLLM

The Financial Research Analyst Agent is a hierarchical multi-agent system that provides comprehensive stock analysis by coordinating 11 specialized AI agents, 20+ analysis tools, a RAG knowledge pipeline, and a multi-provider data layer — all accessible through a Streamlit web app, REST API, and CLI.

One chat interface across OpenAI, Anthropic and Gemini — with tools, web browsing and shared threads. Built on LangChain.

Memory operating system for AI agents — persistent memory, BM25 search, atomic decomposition, reflection engine, immune system. Zero API calls. 89% fewer tokens than alternatives. MCP + LangChain + OpenAI SDK.

一个开箱即用的完整智能客服服务：基于 FastAPI + LangChain RAG + CrewAI 多 Agent 构建， 提供意图识别路由、知识库问答、多智能体协作、SSE 流式对话等核心客服能力，并内置 检索工程（BM25+RRF+reranker）、稳定性工程（重试/限流/语义缓存）、可观测性（实时监控控制台） 与效果评估体系（RAGAS 评测闭环），可直接部署上线，也可作为独立 AI 服务被现有业务系统（如 Spring Cloud / Node.js 后端）通过 HTTP/SSE 集成调用。

Automate browsers with AI to boost productivity and make testing more enjoyable!

This chatbot lets you use your microphone to communicate with GPT-4. It uses the OpenAI text to speech to respond with a voice. It uses Pinecone to store long term information and retrieves it to create context. API keys for OpenAI and Pinecone required. Tested on Windows

A stateful multi-agent travel service system built on LangChain & LangGraph. Features intelligent task delegation, permission control, and human-in-the-loop verification for flight booking, hotel reservations, car rentals, and tour planning.

A community-driven dictionary that simplifies software, engineering and tech terms for all levels.

AI Lawyer is an intelligent reasoning legal assistant powered by DeepSeek , Ollama RAG and LangChain, designed to streamline legal research and document analysis. By leveraging retrieval-augmented generation (RAG), it provides precise legal insights, and contract summarization. With an intuitive Streamlit-based UI, analyze legal documents.

Deep research agentic system using Time Test Diffusion

Build a simple RAG chatbot with LangChain and Streamlit

A targeted resource for mastering LangChain, featuring practice problems, code examples, and interview-focused concepts for building AI applications with Python. Covers chaining LLMs, memory management, and tool integration for technical interview success.

A Claude Code skill that scaffolds ready-to-run LangChain Deep Agents and dcode CLI agents into any project.

An example of how to set your 🦜🔗 LangChain application up to enable deployment on Kinsta App Hosting services.

Open-source observability for your LLM application.

A developer-friendly template for building AI assistants that combines the best of LangServe, LangGraph, and assistant-ui into one seamless package.

13 projects using ChatGPT API, Whisper, Embeddings, and DALL-E with Python.

A sophisticated RAG (Retrieval-Augmented Generation) Telegram bot that transforms articles and documents into interactive knowledge bases. Upload PDFs/URLs and get AI-powered answers with source citations.

Unlock the power of LangGraph v0.5.3 with 20 bite‑sized, beginner‑friendly agent projects—from chatbots and finance bots to multi-agent orchestrations. Developed by HERE AND NOW AI, this hands‑on tutorial delivers up‑to‑date Python code, practical business value, and scalable workflows built for today and beyond.

Clyro is a governance platform for AI agents. While most tools let you watch agents fail, Clyro stops failures before they happen, catching infinite loops, runaway costs, and policy violations in real time.

The FunctionChain is a tool that simplifies and organizes the process of invoking OpenAI functions in your Node.js applications. With this toolkit, you can easily scaffold out and isolate all the OpenAI function calls you need, making your code more modular, maintainable, and scalable.

A Web app stack written in FastAPI, Qdrant, and React for creating AI projects

Chatbot based on Almanac of Naval Ravikant. Uses OpenAI's chat completion API

🤖 Sam-assistant is a personal assistant that is designed to understand your documents, search the internet, and in future versions, create and understand images, and communicate with you. It is built in Python, mainly using Langchain and implements most of Langchain

Not-Only LLM Chat. An AI application that enhances creativity and user experience beyond just LLM chat. Noted: Seems it beta version of there is issue with DB please clear site Data in debug

Simple RAG tutorials that can be run locally or using Google Colab (only Pro version).

LangGraph Mastery Playbook: guided, code-first lessons for building memory-aware LLM agents and workflows with LangGraph, TrustCall, and LangChain.

(Let's start with a) Scalable question-answering system utilizing FastAPI, LangChain (LCEL), and PGVector, featuring an ingestion pipeline. Deployed on GCP Cloud Run via Terraform.

A curated list of AI agent frameworks, tools, platforms, research papers, and resources

Open-source security gateway & static scanner for AI agents. Enforce role-based access control (RBAC), human-in-the-loop approvals, segregation of duties, and cryptographically signed, offline-verifiable audit logs.

Rebuild Claude Code's agent harness step by step with LangChain and LangGraph — from agent loops and tools to permissions, subagents, context compaction, memory, and recovery.

Fully automatic asynchronous AI operated Twitter bot using Large Language Models through OpenAI and Hugging Face to schedule and generate contextual content.

An example SvelteKit project, with a server endpoint written with LangChain.

step-by-step guide on creating your very own AI bot using Python, Telegram, and OpenAI GPT models.

My attempt at implementing retreival augmented generation on Ollama and other LLM services using chromadb and langchain while also providing an easy to understand, clean code for others since nobody else does

AIGC Application Platform: Lingmengcan AI, large language model, aigc, stable diffusion, langchainjs, nestjs, vue3, naive ui, DeepSeek, chromadb

This repo is for the Linkedin Learning course: Hands-On Generative AI with Multi-Agent LangChain: Building Real-World Applications

CustomGPT.ai’s RAG API’s Starter Kit, including multi-instance embedded widgets, floating buttons, and standalone application.

Prove My Point is a web-based AI assistant designed to help users back their arguments with credible, research-backed information. It allows users to ask complex or controversial questions and instantly receive answers supported by real research papers from academic sources like arXiv, PubMed, and Semantic Scholar.

Easy "1-line" calling of all LLMs from OpenAI, MS Azure, AWS Bedrock, GCP Vertex, and Ollama

A template to run Lanchain Powered App using Chainlit Front UI

(WIP) A user-friendly, AI-powered task manager emphasizing efficient work over planning. Streamlines workflow with intelligent task generation & execution. Boost your productivity today!

Analyze your code locally using a GPT LLM.

A toolkit for developing AI agents, including agent-debugger: Terminal debugger for LangGraph & LangChain agents. Debug LLM agents with state inspection, tool calls, semantic breakpoints, and Python program stepping in one Textual UI.

WeChat chatbot built on LangChain + FastAPI + itchat · 基于 LangChain + FastAPI + itchat 的微信聊天机器人，灵感来自 chatgpt-on-wechat

🦜 🔗 Query and obtain data from Markdown documents with LangChain's RAG system

A LangChain Deep Agent that helps me monitor my X feed.

AI-powered Python library that converts any document (PDF, Word, Excel, PowerPoint, HTML) to clean Markdown while preserving complex tables and layouts using AI-Powered OCR technology.

A modular and AI-powered appointment booking agent designed to streamline scheduling for businesses, starting with dental clinics. Built with LangGraph, Composio, and Bland.com, it integrates Google Calendar and Gmail to manage appointments, send confirmations, and handle voice interactions.

LangGraph Typescript Agents Notebooks: email, human in the loop, memory

Kronos Agent OS (KAOS): self-hosted runtime for durable AI agents with memory, skills, MCP tools, automations, dashboard, and optional swarm coordination.

Free AI agent code hygiene checker. Scans for hardcoded LLM keys, shared credentials, and long-lived permissions in TypeScript, JavaScript, and Python projects. By Vorim AI.

zuoge — open-source AI design workspace with a document-derived SoA infinite artboard and Design Agent

This repository will show how Langchain🦜🔗 library can be used and integrated

KnowMyDoc is a GPT3.5 Powered Python-based conversational AI utility that enables you to build a chatbot with your own data sources and web pages. With KnowMyDoc, you can easily create a chatbot that can answer complex questions by utilizing advanced machine learning techniques and natural language processing (NLP) algorithms.

Инициатива, посвященная безопасности агентов на базе искусственного интеллекта

ElasticSearch agent based on ElasticSearch, LangChain and ChatGPT 4

A langchain agent that retries

Advanced AI email assistant using Groq for responsive replies, Llama for contextual information retrieval, and RAG with LangChain for enhanced accuracy.

金融研报分析小助手

Learn how to create an AI Agent with Django, LangGraph, and Permit.

인프런의 "LangGraph를 활용한 AI Agent 개발" 강의 소스코드입니다

Knowledge chatbot using Agentic Retrieval Augmented Generation (RAG) techniques. Full-stack proof of concept built on langchain, llama-index, django, pgvector, with multiple advanced RAG techniques used.

Examples and guides for building Gen AI applications on the watsonx platform.

🧠 A production-grade, agentic RAG platform for portfolio intelligence, combining LangChain, Chroma/FAISS, Hugging Face embeddings, and Ollama with dynamic entity extraction, backend API tool-chaining, and a real-time interactive assistant across deploy-ready frontend, backend, and infrastructure stacks.

AI-powered multi-agent medical assistant with a deterministic safety layer — crisis detection, refused-topic hard-stops, dosage grounding, and post-generation diagnosis verification running before and after every LLM call, backed by parallel RAG, Wikipedia, and Tavily retrieval with symptom and drug-question routing.

A lightweight, user-friendly LLM Agent framework focused on simplifying data retrieval application development.

An AI Assistant to answer user queries based on your own knowledge base!

Synapse is a powerful package that enables seamless integration and management of AI agents within Laravel applications. Inspired by Langchain and Laravel Saloon, it provides a flexible framework to create, manage, and scale AI agents using customizable memory options, dynamic prompts, and multiple integrations, including OpenAI and Claude.

Building Spotify playlists based on vibes using LangChain and GPT

Fully Configurable RAG Pipeline for Bengali Language RAG Applications. Supports both Local and Huggingface Models, Built with Langchain.

In this project, we used Langchain to create a ChatGPT for your PDF using Streamlit. We built an application that allows you to ask questions about a PDF document and get answers directly from an LLM (Large Language Model), like OpenAI's ChatGPT.

Use LLMs to perform automatic code reviews.

Chatbot for Indian Law using Llama-7B-chat using Langchain integration and Streamlit UI.

Using OpenAI or other LLMs via Langchain to connect that intelligence to Zapier which can access virtually every app, you might want to automate