Langchain agents

The goal of this project is to develop a RAG system using Agent from LangGraph to improve the travelling experience of tourists.

An AI Application that generate diagram from user system requirements, 2nd runner VP Bank Hackathon 2024

Series of generative artificial intelligence (AI) for creating new content, including audio, code, images, text, simulations, and videos.

In this repository, you'll find a collection of well-structured code examples, exercises, and explanations to help you effectively interact with OpenAI's GPT-3.5 model and Langchain using JavaScript.

The AI agents include a researcher, a chief editor, and an HTML writer. The researcher will gather the latest news on a specific topic, the editor will select the best one, and the HTML writer will create an HTML template for the newsletter.

SQL and Python Agent for your MySQL databases.

This project consist on ChatBot implementation with two approach: Retrival-Augmented Generation (RAG) and Fine-Tuning

Turn a single prompt into a complete system architecture. ArchAgent is a multi-agent AI pipeline that takes your project idea and outputs a production-ready architecture document, tech stack decisions with reasoning, cost estimations, and a visual system diagram — all in seconds.

AI-based YouTube summarizer with chat, notes, and chapter generation using LangChain + MERN.

The WhatsApp Automation Agent combines AI language models, web automation, and a robust dashboard to create a flexible automation platform for WhatsApp interactions.

LangChain Agent × Ollama 本地部署大模型

MCP Tools Usage From LangChain ReAct Agent / Example in Python

LLM-Compiler is an architecture that improves LLM task execution by planning, scheduling, and executing subtasks efficiently, inspired by how compilers optimize programs.

Notebooks that walk through modern LangChain and LangGraph patterns using the latest v1.x APIs. Content is organized to start from fundamentals and build up on that.

AI-powered YouTube Q&A Assistant that extracts video transcripts and lets you chat, summarize, and semantically search the content using a RAG pipeline (LangChain + ChromaDB + MiniLM embeddings) with OpenRouter LLMs, grounded answers, minimal hallucinations.

🛡️ Open-source safety guardrail for AI agent tool calls. <2ms, zero dependencies.

LLQuery : Your Conversational SQL Bridge Harness the power of natural language to effortlessly craft SQL queries with LLQuery.

Langchain integration for Salesforce CRM, providing tools for SOQL queries, object schema inspection, and CRUD operations through Langchain's framework

A research framework for implementing and evaluating poisoning attacks on Retrieval-Augmented Generation (RAG) systems, enabling the study of their security vulnerabilities.

The Proxy-Free Safe Pause & Resume Layer for AI Agents. In-process circuit breaker. 2 lines of code. Patent pending.

A template repository for multi-agents architecture using LangGraph tool from LangChain

Agent-ready telemetry SDK — enriches OpenTelemetry across Java, Go, Python, Node.js, and browser with structured context for AI-driven observability.

Innovative AI agent implementations using LangGraph—featuring ReAct, RAG (Corrective, Self, Agentic), chatbots, microagents, and more, with multi-AI agent systems on the horizon! 🤖🚀

AI-powered GitHub repository analyzer that ingests full codebases, enables codebase-wide chat, detects bugs, and suggests optimizations using RAG (LangChain + FAISS + OpenRouter) with a Streamlit UI.

A coding agent built based on the LangChain / LangGraph ecosystem

TypeScript AI agent framework — 40+ LLM providers, 100+ tools, multi-agent orchestration, RAG, guardrails, circuit breakers, HITL, budget enforcement. Open-source CrewAI / LangChain alternative. — For Building Production-Grade Multi Agents in Minutes at Scale

Per-task spend ceiling for AI agents. One task_ref, and preflight answers approved: false once that job is out of units. An SDK and an HTTP API, not a proxy.

A Streamlit app for chatting with the content of uploaded files (PDF, DOCX, images) using AI, featuring conversational memory, document summarization, retrieval-augmented generation, and powered by GPT-4o-mini, LangChain, and LangGraph.

All-in-One AI Playground for LLM, Chat, RAG, MCP, Agents, Skills etc.

Event project from ETHGlobal Bangkok 2024 combining crypto market modeling and a CDP AgentKit workflow.

a collection of examples and reference implementations for working with the Timbr LangChain SDK, LangGraph, and GraphRAG. The examples demonstrate how to use Timbr's ontology-driven semantic layer, natural language interfaces, and graph-based orchestration to build advanced data and knowledge applications

ViGen is a desktop application powered by AI that enables users to generate videos from simple ideas or detailed scripts. It leverages Google's Gemini models for story and script generation, and Veo for video synthesis, wrapped in a modern PyQt6 interface.

[WebMedia 2025] Explore the fundamentals of MLLMs and emblematic models. This repository covers practical techniques for preprocessing, prompt engineering, and building multimodal pipelines using LangChain and LangGraph, alongside future trends and challenges in AI.

An AI-powered career accelerator built with Streamlit, Gemini 2.5, and LangChain. Features an intelligent Resume Builder, ATS Scanner, and Career Chatbot to help job seekers land their dream roles.

About Chat with any website using FastAPI, Next.js, and the latest LangChain version for seamless integration.

Run a lightweight daemon that turns your Claude Code into a task scheduler and Telegram assistant without extra API keys or billing concerns.

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.

SenatorAssembly

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

Production-ready Haystack/LangChain pipelines for Hybrid & Parent-Child Retrieval, Diversity Filtering, MMR, Metadata Filtering, Reranking, Query Enhancement, Multi-Tenancy, Agentic RAG across Pinecone, Weaviate, Milvus, Qdrant, Chroma with dataset loaders, evaluation tooling, and benchmarks for TriviaQA, ARC, PopQA, FactScore and Earnings Calls.

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。

An AI-powered resume tailoring system that automatically optimizes your resume for specific job posting.

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.

Simplified implementation of a deep research agent using LangGraph

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⚡

Multi-agent research assistant built with LangGraph. Demonstrates agentic workflows, tool use, and human-in-the-loop patterns with OpenAI and Anthropic LLMs.

This project is a dynamic AI chatbot that can be trained from various sources, such as PDFs, documents, websites, and YouTube videos.

Production-grade RAG system with hybrid retrieval (Qdrant + Elasticsearch + Neo4j), Corrective RAG via LangGraph, feedback-driven reward model, and RAGAS evaluation dashboard

LLM-powered Quantitative research assistant which combines financial data, quantitative models, and natural laungage generation to produce insightful market research reports. AI/ML + FinTech Engineering

🪢 Self-hosted personal AI assistant on Telegram — reads your Gmail/Outlook & calendar, drafts and sends replies with your approval, schedules meetings, and builds an inspectable Neo4j knowledge graph.

A high-throughput semantic routing engine for AI agents and LLM applications. Executes local intent classification using ONNX embeddings, FAISS indexing, and asynchronous micro-batching.

Scan your LLM-powered applications for authorization gaps, leaked credentials, missing rate limits, prompt injection risks, and other security issues — before they reach production.

Rizz glasses (CarletonU Hackathon)

AI-powered English learning platform with FastAPI, Next.js, LangChain, OpenAI, and Azure integrations for personalised assessments, adaptive exercises, speech analysis, and intelligent feedback generation.

Distributed GitHub repository backup and telemetry platform with Go worker engine, Next.js 16 observability dashboard, PostgreSQL vector indexing, and LangChain-based automated incident analysis.

Orchestrate and govern human + AI work loops with auditable receipts

AI career agent: 41 tools, 12 MCP servers, 5 specialists. Chat-first. LangChain + ChromaDB.

Not the official LangGraph Rust implementation, but the basic core features are already implemented.

Production-ready multi-user AI agent framework — 9 LLM providers with Chinese models (Qwen, DeepSeek, Kimi, GLM) first-class. Built-in tools, MCP, RAG, sub-agents, skills, scheduler and an agent pool. Run it as a CLI/service, or embed it as a library.

Write your page once — AHTML emits MCP, OpenAPI, JSON-LD & llms.txt for AI agents from your existing Next.js, Vite or SvelteKit app. Zero migration. MIT.

Persistent memory for AI coding agents — MCP server, REST API & Python SDK. Works with Claude Code, Cursor, Windsurf and any LLM agent.

Verified experience for AI agents: independently checked, scoped, cited, and reversible.

Multi-format RAG knowledge base with BGE-M3, LanceDB, hybrid search, FastAPI and Streamlit.

The open framework for governed AI development: EU AI Act compliance, PII redaction, MCP proxy, prompt-injection firewall. Python + Rust, Apache 2.0

OpenAI-compatible HTTP server wrapping the Cursor Python SDK. Point any OpenAI client at localhost and use Cursor’s frontier models — with streaming, stateful sessions, thinking/reasoning support, and Docker. Works with LangChain, LiteLLM, and Open WebUI out of the box.

Introducing our Graduation project: AI-powered Purple Team platform — autonomous Red Team agent + dual-engine Blue Team (99.25% ML accuracy + LLM semantic analysis) in a single Docker Compose stack. SEC415 · Delta University · 2026

Organize Simple API — turns a receipt, invoice or card statement PDF into structured JSON. NestJS, Prisma, LangChain, Poppler.

Core hub for LLM orchestration, AI agent development, and prompt engineering frameworks. Implementing advanced workflows, RAG systems, and autonomous agent logic for intelligent automation.

Kotlin Multiplatform semantic cache for LLM calls: eleven guards against false cache hits, measured on blind corpora, coroutine-first.

Financial domain RAG QA system with hybrid retrieval + self-correction, powered by SiliconFlow Qwen3-8B and ChromaDB | 金融领域 RAG 问答系统，混合检索 + 自我修正，SiliconFlow Qwen3-8B + ChromaDB

Turn a topic into a real, verified course — an agentic course-synthesis engine with deterministic prerequisite-ordering and claim-grounding moats.

Cross-tool plugin marketplace for deepagents-code (dcode), Claude Code, and OpenAI Codex — LangChain & LangSmith skills and MCP servers

Self-hosted browser-backed web_search and web_fetch for Codex, Claude Code, OpenCode, Pi, OpenClaw, HermesAgent, LangChain, and custom Agents — MCP + REST with provider fallback and SSRF protection.

Guia técnico aberto de engenharia de agentes de IA em produção (em português): agentes ReAct e multi-agente, engenharia de contexto, avaliação e observabilidade (LLM-as-a-Judge, Langfuse), LangGraph e RAG avançado/Graph/Agentic (LlamaIndex, Neo4j).

Agente de inteligencia artificial en Streamlit y LangChain con Google Gemini para consultas en lenguaje natural sobre inventarios, stock y proveedores en Excel.

🥈 2nd Prize Winner (Expert Nomination) — Multi-agent clinical AI platform for InterSystems IRIS with FHIR R4, Vector Search RAG, LangChain, live FHIR agents, and a no-code Agent Builder.

Open-source LangGraph + FastAPI starter for stateful AI agent APIs with PostgreSQL/pgvector, RAG, API-key auth, Docker, migrations, and tests.

🚀 AI-powered freelance gig aggregator MCP server for Claude Desktop. Search gigs, generate proposals, negotiate rates & optimize profiles with ChatGroq AI.

LangChain / LangGraph 系统化学习的开源教程：9 个 Phase、26 个可运行示例、双语 VitePress 文档站，递进揭示各 Agent 框架共通的图编排本质。(A structured LangChain / LangGraph course — 9 phases, 26 runnable examples, bilingual VitePress docs, progressively revealing the shared graph-orchestration essence behind Agent frameworks.)

📚 LangChain Deep Agents 课程式学习项目(deepagents + DeepSeek):minimal-deepagent 基础课(最小智能体→工具→多轮对话→记忆→多智能体→生产化)+ advanced-deepagent 进阶课(组件原理+中间件/Backend/编排/生产化)+ 生产级个人助手综合实战(SaaS 多租户+述职报告自动化)。每课一个可运行示例+中文注释。

USB - Universal Skill Bridge: one portable skill format, installed into 16 agent runtimes with sha256-verified installers

A deep-dive LLM engineering lab — agents, RAG, fine-tuning, inference optimization, model deployment, hands-on research, and ongoing paper tracking.

companion.ai: Craft and converse with personalized AI companions for engaging chats and insightful discussions.

In-flight circuit breaker & loop recovery for LangGraph, LangChain, OpenAI & Anthropic agents. Catches reasoning loops, prevents runaway LLM costs with budget hard caps, and auto-injects Reflect & Pivot prompts.

This repository contains hands-on tutorials and projects for building RAG systems with Java, LangChain4j, and Spring.

Async-LLM is an architecture that improves LLM task execution by planning, scheduling, and executing subtasks efficiently, inspired by how compilers optimize programs.

Text-to-SQL access control: schema selection that gives the LLM only the tables the caller is allowed to read. Row-level-security-aware table pruning for LangChain, MCP and any SQL agent. Postgres, Oracle, MySQL, SQL Server. 75% fewer prompt tokens.

短视频解析 · AI 剧本复刻 · 一键成片 | LangGraph 多 Agent 流水线

An open-source framework for building stateful, multi-agent AI applications. It helps developers create reliable AI workflows with memory, human-in-the-loop capabilities, tool calling, and long-running agent orchestration.

Discover campus events, find teammates and stay connected. A bilingual full-stack app with Spring Boot, MySQL, LangGraph support and Docker Compose.

Local-first semantic memory engine for AI agents - scores, trusts, and forgets so your agent stops making the same mistake twice.

The dashcam and emergency brake for AI agents. A security proxy that physically blocks rogue LLM commands and generates cryptographically proven audit trails for enterprise compliance.

A statically typed framework for working with LLMs

A voice assistant that can recognize and respond to user’s voice commands using Porcupine, Whisper, pyttsx4, OpenAI GPT, and LangChain.

🌟 Mindstride is a RAG-based chat assistant designed to support mental health, personal growth, and self-improvement. This project leverages advanced AI technologies to provide a personalized and insightful experience, drawing from the wisdom of over 70 books on mental well-being, personal development, and self-discovery.

🤖 一个基于本地 Ollama 模型的代码助手 CLI 工具。集成 LangChain.js，使用模型原生 tool calling 能力实现可靠的工具调用。

Audio enabled end-to-end RAG pipeline

pyWhat LLM version | Answer "What is it?" on the command line with the power of large language models

Polymarket, bulit for Move, powered by AI

📝 Streamlit App : Weekly News Letter Crew AI Agents 🖋️