Langchain agents

Simple PDF chatbot using LangChain, OpenAI API, FAISS and Streamlit.

A chatbot that uses Retrieval Augmented Generation (RAG) to answer questions for the Faculty of Engineering community at the National University of Colombia.

Langchain Ollama Streaming example implemented in the flask

Advanced multimodal RAG system for querying PDF documents with text, images, and tables using vector embeddings, semantic chunking, and LLMs via Groq API

This project builds an AI-powered Customer Support Copilot that reduces tool-switching by auto-collecting context via RAG for knowledge search, Mem0 for persistent memory, and LangChain tool calls for CRM and billing. An LLM drafts ready-to-review replies in one click. Built with FastAPI, SQLite, ChromaDB, Streamlit, Docker, CI/CD, and AWS EC2.

Multi-agent AI system for interview practice. Features adaptive questioning, real-time coaching, personalized feedback, and learning recommendations via web search. Built with FastAPI, React, LangChain, and Google Gemini. Deployed on Azure & Vercel.

A chat-based AI travel planning assistant that helps users create personalized travel itineraries using real-time data from TripAdvisor

LLM-based application leveraging LangChain for Retrieval-Augmented Generation (RAG) on imported PDF documents. Enables users to interactively query and converse with PDF content using vector-based retrieval.

knowledge based chatbot using langchain

Chat with your PDF documents on this AI-Powered SaaS.

OpenAI Stream HTTP Adapter - A Go-based server providing OpenAI-compatible API endpoints with full HTTP streaming support. Bridges AI platforms with streaming services, converting SSE to OpenAI format. Perfect for Dify, LangChain, and intelligent agent integrations.

Simulation of ML interview with plain OpenAI and based on interview-related articles. Use of LangChain framework, OpenAI text-davinci-003 LLM and ChromaDB database for answering questions about loaded texts.

TalentScout is a AI screening system. It acts as the first line of technical interviews, collecting structured candidate details (name, email, phone, experience, position, location, and tech stack) before dynamically generating a short, customized technical assessment based exclusively on the candidate's declared technologies.

Sonic Sum is a revolutionary audio summarizer leveraging cutting-edge AI to transform spoken content into concise and engaging summaries.

This is a Distracted Boyfriend meme generator using Open AI GPT-4, LangChain, Imgflip and Python/Flask.

A full-stack RAG application that fetches real-time news and generates local AI summaries using FastAPI, LangChain, ChromaDB, Ollama, and Vue 3.

Chat with Data is an AI-powered platform where users can upload PDF documents, process them through an AI workflow, and engage in conversations about the content via a chat interface. Built with Langchain, Next.js, Vercel AI SDK, Supabase, and Vercel Blob Storage.

RAG-based application for Q&A with data from your Confluence Wiki using LangChain, ChromaDB, AWS Bedrock or Ollama.

Python-llama Agents, LLM-Rag-Application, Aenerative-AI, Machine-Learning. Model Training, Implementing various machine learning algorithms such as Logistic Regression, Decision Trees, Random Forests, and Gradient Boosting. Model Evaluation: Assessing model performance

A playground for LangChain.js, LangGraph, NewRelic GraphQL, Sentry, Slack, Model Context Protocol (MCP) and other LLM-related tools.

Microservice chatbot LLM RAG

🤖 Engage with an interactive Twitter AI agent to post tweets, retrieve recent updates, and schedule tasks effortlessly.

The first longitudinal benchmark for AI memory systems. Test LLM agents, RAG pipelines, MCP servers, and memory backends across 1,000 sessions.

Comprehensive agent analytics suite for AI agents built with the Google Agent Development Kit (ADK) , LangChain or other popular frameworks, powered by BigQuery Agent Analytics plugin and Grafana

TrustLayer is an API-first security control plane for LLM apps and AI agents. It protects production systems from prompt injection, tool hijacking, and behavioral drift, and provides incident lockdown when attacks are detected. Built for fast integration, low latency, and real production use.

Monitoring and evaluating LLM apps with Langfuse. Presented at PyConZA 2024.

Zero-config visual debugging and auto-evaluation for LLM agents. Local-first tracing with a beautiful dashboard for OpenAI, LangChain, CrewAI, and more.

A pure Python implementation of ReAct agent without using any frameworks like LangChain. It follows the standard ReAct loop of Thought, Action, PAUSE, and Observation. The agent utilizes multiple tools, including Calculator, Wikipedia, Web Search, and Weather. A web UI is also provided using Streamlit.

此代码仓库收录了我根据 LangChain Academy《LangChain Essentials》课程整理的练习与笔记，已全面同步至 LangChain v1.1.0 版本。所有 Notebook、脚本与附加资料均可直接运行，适合作为“保姆级”上手手册，每个 Notebook 都围绕构建 LangChain LLM 应用的关键主题展开，从基础 Agent 配置、工具调用到中间件与人类介入流程。

An experimental Neovim Chatbot plugin powered by LangChain and OpenRouter.

Home AI Server provides the backend infrastructure for the Home AI system. It manages user data, conversations, and the interaction with Large Language Models (LLMs). The server runs locally, ensuring that all user data stays within the local network for maximum privacy.

Sophisticated AI chatbot with long-term memory capabilities, complete Notion workspace integration, and MCP (Model Context Protocol) implementation. Features semantic, episodic, and procedural memory systems.

🚀 Transform Any PDF into an AI-Powered Q&A Chatbot!

This repository contains a Streamlit-based Document Question Answering System implementing the Retrieve-and-Generate (RAG) architecture, utilizing Streamlit for the UI, LangChain for text processing, and Google Generative AI for embeddings.

pdf chat application for nodejs.

An advanced AI mental health assistant that combines voice interaction, fine-tuned psychology models, and intelligent knowledge retrieval to provide comprehensive psychological support.

Code Documentation, redefined: Where AI Meets Clarity!

THIS IS AN WEBAPP BUILT WITH STREAMLIT AND PYTHON CHAT WITH PDFs

Branch-based learning repo for Agentic AI and LLM engineering with LangGraph: ReAct tool calling, Agentic RAG, MCP, Reflection, Reflexion, Human-in-the-loop memory, and DeepAgents examples.

Automatically generate BDD test scripts from JIRA stories using AI! This tool leverages OpenAI's language models and LangChain to analyze your JIRA stories and generate comprehensive Gherkin-style acceptance criteria.

本应用是一个建的极简跨平台桌面AI应用，用户可以在桌面快速利用快捷键调出桌面进行对话，减少调用AI的时间。本应用预设了多个专业prompt，极度提高用户的对话体验

An ReAct agent that role-plays as the heroine "Wise Wolf" Holo of Isuna Hasekura‘s light novel Spice and Wolf

MemOS - Universal local-first persistent memory layer for AI agents and LLMs

RAG template using FastAPI and LangChain

AI-powered codebase onboarding tool — point it at any repo and ask questions about the code. Uses tree-sitter parsing, RAG, and local LLMs.

AI Sales Champion Replication Platform - Production-Ready Multi-Agent System with Intent Recognition, Dynamic Orchestration, Self-Correcting Tools, and 4-Tier Memory

A comprehensive collection of production-ready AI agent applications featuring single agents, multi-agent teams, and autonomous game-playing systems built with Phidata, CrewAI, LangChain, and Google ADK using OpenAI, Anthropic, Google, and open-source LLMs.

SHCIA is an Agentic AI Platform designed for high-availability cloud environments. It operates as a multi-agent system that continuously monitors, diagnoses, and auto-remediates infrastructure failures across microservices with zero human intervention for known failure classes.

A Question Answering(Q/A) Chatbot on Insurance Documents. Powered by Retrieval Augmented Generation(RAG), LlamaIndex and LangGraph. Inspired from my Upgrad_IIITB PG Course.

AI chat application with resumable LLM streaming, letting responses continue smoothly after reconnects or page refreshes.

AI-driven code analysis & automated README generator using GraphRAG and AST parsing.

Fusion 后端：统一多模型接入，提供 Agent 对话、文件解析、向量检索与知识库能力。

一个专注于健康管理的AI智能对话平台，用户可以通过文字、文件上传等方式与AI助手进行健康咨询。系统支持多会话管理、智能文件分析、健康报告解读、RAG知识库检索增强等专业功能。

Free Search is a wrapper on top of publicly available SearXNG instances to give free internet access as a rest API.

This repository is my platform to learn, experiment, and innovate with LLMs. Here I try to dive in and discover diverse applications, research experiments, and projects fueled by the power of language models.

Multi-agent pipeline that turns any topic into a narrated Manim animation

基于大模型 (LLM) ，智能体(Agent)与 RAG 技术的智能口岸物流助手。通过 Agent 自动调度查询工具与检索法规知识库，为港口用户提供通关异常诊断与决策支持。

Multi-agent AI chatbot with dynamic configuration using LangGraph workflows, RAG search, MCP tools, and LaunchDarkly AI Configs. Control AI behavior, swap models (Claude/GPT/Mistral), enable research tools, and run A/B experiments without code deploys.

ChatAgent 是一个基于 LLM 的智能体交流平台，内置默认 Agent 并支持用户自定义 Agent。通过多轮对话和任务协作，Agent 可以理解并协助完成复杂任务。项目集成 LangChain、MCP 协议、RAG、Memory、Milvus 和 ElasticSearch 等技术，实现高效的知识检索与工具调用，使用 FastAPI 构建高性能后端服务。

🌐 Run GGUF models directly in your web browser using JavaScript and WebAssembly for a seamless and flexible AI experience.

A collection of hands-on Agentic AI projects exploring LLM agents, RAG, and multi-agent systems — from fundamentals to production-grade workflows.

🤖 NoCapGenAI is a Retrieval-Augmented Generation (RAG) chatbot built with Streamlit, Ollama, MongoDB, and ChromaDB. It features a clean, modern UI and persistent vector memory for context-aware conversations. Easily integrates with Ollama-supported models like phi3:mini, llama3, mistral, and more. Designed to support customizable assistant modes

🤖 Orchestrate AI agent workflows in Java/Spring Boot with Autonome—type-safe, production-ready, and easy-to-integrate for enterprise solutions.

AI RAG chat bot that know your domain.

An intelligent, stateful Customer Support Agent built with LangGraph and LangChain. It categorizes incoming queries, analyses their sentiment, and either routes them to the right specialist handler or escalates negative-sentiment queries to a human agent.

基于 AI Agent 服务自动化修复系统：Agent 自动读取错误日志，定位 Bug，生成补丁，运行测试，提交 PR，并通知开发者 Review。AI-powered auto-fix agent for web services: analyzes logs, patches code, runs tests, and creates pull requests automatically.

An intelligent research discovery platform that automatically crawls ArXiv papers, generates multimodal embeddings, and delivers personalized recommendations through advanced vector search and machine learning-driven user preference modeling.

A Local RAG Chatbot powered by DeepSeek V3 & RapidOCR. Chat with scanned PDFs, images, and documents privately. Built with Streamlit & LangChain.

Model Context Protocol (MCP) Bootcamp offers a deep dive into MCP architecture and its role in the Agentic AI ecosystem. Learn to build real-world, production-ready AI workflows using MCP with LangChain, LangGraph, and CrewAI through fully practical, project-based implementations.

An AI-Powered Multi-Agent Orchestration for CFOs - transforming raw financial data into actionable insights through conversational analysis and dynamic charting.

VeriFlow-Agent: Agent-based RTL Design Pipeline A LangGraph-powered RTL design automation tool that transforms hardware design from manual coding to agent-based workflows. Features 7-stage pipeline (Architect → Synthesis), multi-backend LLM support (Claude/Anthropic/LangChain), and three interfaces: Claude Code Agent, Web UI, and CLI.

Your math is wrong. Here's exactly where and why! 🔬 AI agent that verifies every step of a student solution, pinpoints the root cause of errors with SymPy symbolic math, and generates 🎯 targeted practice. Covers 📚 8 STEM subjects. Built with LangGraph multi-strategy workflow + FastAPI web UI⚡

CyClaw is a secure, offline-first local AI agent built on three invariants: RAG-first retrieval, LangGraph topology as security policy - https://cgfixit.com/CyClaw - https://bit.ly/CyClawDemo

A compact Go-based system that clones, archives, and stores GitHub repositories into a single backup repo and exposes a Postgres-backed dashboard for visibility. Live Demo at - https://www.youtube.com/watch?v=be0UBwk2asc

Multi-agent (LangGraph + Claude) app that turns an earnings call into a source-attributed analyst brief: ingest - FinBERT tone + KPI-vs-consensus - SurpriseSignal - grounding check - delivery.

面向大学生求职场景的 AI 简历与面试辅导 Agent。该项目主要解决学生在简历撰写、岗位匹配和面试准备中效率低、反馈不及时、项目表达不够专业的问题。

A modern open-source starter template for building AI-powered Todo agents with Next.js, LangGraph, LangChain, MongoDB, and TypeScript. Learn clean architecture, tool calling, memory, streaming, and production-ready AI patterns.

jitknow，企业级可私有化部署的AI知识库

Formal framework for governing autonomous AI agents through resource constraints, budgets, and lifecycle management

Open-source adversarial simulation and evaluation harness for conversational AI agents.

See what your AI agents do, whether it's worth it, and what it costs - a manager-readable report + local dashboard from Langfuse/LangSmith traces (or a one-line live callback). Open source, runs locally.

An AI-powered telemetry analysis tool for Assetto Corsa that helps drivers improve their lap times through real-time data visualization and intelligent coaching suggestions.

Multi-agent AI system that analyzes requirements, creates project plans, generates code, and builds software project structures automatically.

Circuit breaker for LLM agents — stop infinite loops, runaway costs, and privilege escalations in 3 lines of code.

Nexus SQL is an autonomous AI Data Analyst that lets you query databases in plain English. Built with LangChain and DeepSeek-V3, it automates complex SQL generation, provides instant data visualizations, and ensures enterprise security, reducing time-to-insight by 80%.

Your agent never forgets. It just pages.

An enterprise-grade, full-stack AI travel planner which provides data-driven itineraries for Lucknow, India and showcases production-ready architecture, combining a FastAPI backend with a Streamlit frontend. It leverages an advanced agentic RAG system, context-aware responses by integrating a local knowledge base with live, external APIs.

Agentic AI interview platform using LangGraph, FastAPI, Streamlit, and Supabase for adaptive candidate screening and reporting.

Langchain document loader for Kreuzberg

Production-ready boilerplate for building and automatically optimizing LangChain RAG applications. Implements three-layer architecture: Build (LangChain) → Measure (MLflow) → Optimize (GEPA + MEGA).

A collection of LangChain / LangGraph/DeepAgents examples from the official documentation

An Open Source alternative of Google's NotebookLM

SYNAPSE: AI-Powered Intelligence Aggregation & Automation Platform

Autonomous AI agent that acts as your digital representative, privacy-first, risk-aware, human-in-the-loop

Extract text, answer questions, and pull structured data from PDFs and scans with local RAG and OCR for German and English documents

Reliable RAG with built-in RAGAS evaluation. A tutorial-style LangGraph pipeline: Grade/Verify/Trace gates, hybrid retrieval (dense+BM25), per-gate cost tracking, and LangSmith tracing.

Give your Python objects the ability to think and act — no glue code, no prompt engineering.

The LLM dialogue system supports dynamic configuration of various models and tools, and enables document vectorization, retrieval-augmented generation, and streaming dialogue output.