Langchain

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LangChain is the platform for building reliable agents. Our products power top engineering teams — from fast-growing startups like Lovable, Mercor, and Clay to global brands including AT&T, Home Depot, and Klarna. LangGraph is a low-level orchestration framework for building controllable agents and long-running workflows. It’s used in production by teams at Replit, Uber, LinkedIn, GitLab, and more. LangSmith offers unified evaluation and monitoring to help developers debug, evaluate, and improve their agents at scale. LangChain provides hundreds of integrations and composable components, making it easy to connect with the latest models, tools, and databases — with minimal engineering overhead. Together, these tools help teams build, deploy, and manage enterprise-grade agents, faster.

Company Details

Employees
113
Address
— A Focused Co-Working Session Where You Can Make Real Progress On Your Projects While Getting Direct Technical Guidance From Our Team And Connecting With Fellow Builders In The Community. Bring Your Laptop And Whatever You’re Working On With Langchain Or Langgraph.
Industry
Technology, Information And Internet
Keywords
CrewAI.
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LangChain’s Harrison Chase on Building the Orchestration Layer for AI Agents - Sequoia Capital

LangChain’s Harrison Chase on Building the Orchestration Layer for AI Agents Sequoia Capital

Avoiding Dirty RAGs: Retrieval-Augmented Generation with Ollama and LangChain - Black Hills Information Security, Inc.

Avoiding Dirty RAGs: Retrieval-Augmented Generation with Ollama and LangChain Black Hills Information Security, Inc.

Building AI agents is 5% AI and 100% software engineering - MarkTechPost

Building AI agents is 5% AI and 100% software engineering MarkTechPost

Smarter Model Tuning: An AI Agent with LangGraph + Streamlit That Boosts ML Performance - Towards Data Science

Smarter Model Tuning: An AI Agent with LangGraph + Streamlit That Boosts ML Performance Towards Data Science

GenAI Stack Walkthrough: Behind the Scenes With Neo4j, LangChain, and Ollama in Docker - Neo4j

GenAI Stack Walkthrough: Behind the Scenes With Neo4j, LangChain, and Ollama in Docker Neo4j

Model Context Protocol (MCP) vs Function Calling vs OpenAPI Tools — When to Use Each? - MarkTechPost

Model Context Protocol (MCP) vs Function Calling vs OpenAPI Tools — When to Use Each? MarkTechPost

How I Finally Understood MCP — and Got It Working in Real Life - Towards Data Science

How I Finally Understood MCP — and Got It Working in Real Life Towards Data Science

Let’s Get Agentic: LangChain and LlamaIndex Talk AI Agents - The New Stack

Let’s Get Agentic: LangChain and LlamaIndex Talk AI Agents The New Stack

AI infrastructure startup LangChain reportedly raises $100M at $1.1B valuation - SiliconANGLE

AI infrastructure startup LangChain reportedly raises $100M at $1.1B valuation SiliconANGLE

How to work with LangChain Python modules - Packt

How to work with LangChain Python modules Packt

Open source agentic startup LangChain hits $1.25B valuation - TechCrunch

Open source agentic startup LangChain hits $1.25B valuation TechCrunch

Prompt chaining with LangChain: A comprehensive overview - IBM

Prompt chaining with LangChain: A comprehensive overview IBM

What is LangChain and how to use it: A guide - TechTarget

What is LangChain and how to use it: A guide TechTarget

What Is Context Engineering in AI? Techniques, Use Cases, and Why It Matters - MarkTechPost

What Is Context Engineering in AI? Techniques, Use Cases, and Why It Matters MarkTechPost

LangChain: The Trendiest Web Framework of 2023, Thanks to AI - The New Stack

LangChain: The Trendiest Web Framework of 2023, Thanks to AI The New Stack

Partnering with LangChain: The LLM Application Framework - Sequoia Capital

Partnering with LangChain: The LLM Application Framework Sequoia Capital

Create a Neo4j GraphRAG Workflow Using LangChain and LangGraph - Neo4j

Create a Neo4j GraphRAG Workflow Using LangChain and LangGraph Neo4j

Exclusive: LangChain is about to become a unicorn, sources say - TechCrunch

Exclusive: LangChain is about to become a unicorn, sources say TechCrunch

A Step-by-Step Guide to Build a Fast Semantic Search and RAG QA Engine on Web-Scraped Data Using Together AI Embeddings, FAISS Retrieval, and LangChain - MarkTechPost

A Step-by-Step Guide to Build a Fast Semantic Search and RAG QA Engine on Web-Scraped Data Using Together AI Embeddings, FAISS Retrieval, and LangChain MarkTechPost

Using a JSON Agent with LangChain, LangSmith and OpenAI’s GPT-4o - Towards Data Science

Using a JSON Agent with LangChain, LangSmith and OpenAI’s GPT-4o Towards Data Science

Vulnerabilities in LangChain Gen AI - Unit 42

Vulnerabilities in LangChain Gen AI Unit 42

Using LangChain for Large Language Model — Powered Applications - Packt

Using LangChain for Large Language Model — Powered Applications Packt

What's next for agentic AI? LangChain founder looks to ambient agents - Venturebeat

What's next for agentic AI? LangChain founder looks to ambient agents Venturebeat

Building and deploying Web App using LangChain - Packt

Building and deploying Web App using LangChain Packt

A Simple Strategy to Improve LLM Query Generation - Towards Data Science

A Simple Strategy to Improve LLM Query Generation Towards Data Science

The New Data Engineering Landscape: DataOps, VectorOps, and LangChain - Hackernoon

The New Data Engineering Landscape: DataOps, VectorOps, and LangChain Hackernoon

A Complete Guide to LangChain in Python - SitePoint

A Complete Guide to LangChain in Python SitePoint

LangChain Support for Workers AI, Vectorize and D1 - The Cloudflare Blog

LangChain Support for Workers AI, Vectorize and D1 The Cloudflare Blog

(PDF) Retrieval-Augmented Generation Architectures: Integrating LangChain, LangGraph, Vector Stores, and Open-Source Large Language Models -A Survey and Case Study with GPT-OSS-20B - researchgate.net

(PDF) Retrieval-Augmented Generation Architectures: Integrating LangChain, LangGraph, Vector Stores, and Open-Source Large Language Models -A Survey and Case Study with GPT-OSS-20B researchgate.net

Efficiently Analyzing Lengthy 10-Q Financial Statements with ChatGPT, Langchain, and Pinecone - DataDrivenInvestor

Efficiently Analyzing Lengthy 10-Q Financial Statements with ChatGPT, Langchain, and Pinecone DataDrivenInvestor

Generative AI with LangChain, RStudio, and just enough Python - InfoWorld

Generative AI with LangChain, RStudio, and just enough Python InfoWorld

Building RAG Applications With the Neo4j GenAI Stack: A Comprehensive Guide - Neo4j

Building RAG Applications With the Neo4j GenAI Stack: A Comprehensive Guide Neo4j

How to Use Langchain? Step-by-Step Guide - MarkTechPost

How to Use Langchain? Step-by-Step Guide MarkTechPost

Case Study: Samsung SDS Uses Retrieval Augmented Generation for Kubernetes Troubleshooting - Samsung SDS

Case Study: Samsung SDS Uses Retrieval Augmented Generation for Kubernetes Troubleshooting Samsung SDS

The Beginner’s Guide to Tracking Token Usage in LLM Apps - KDnuggets

The Beginner’s Guide to Tracking Token Usage in LLM Apps KDnuggets

6 Problems of LLMs That LangChain is Trying to Assess - KDnuggets

6 Problems of LLMs That LangChain is Trying to Assess KDnuggets

LangChain lands $25M round, launches platform to support entire LLM application lifecycle - Venturebeat

LangChain lands $25M round, launches platform to support entire LLM application lifecycle Venturebeat

Battling Open Book Exams with Open Source LLMs - Towards Data Science

Battling Open Book Exams with Open Source LLMs Towards Data Science

FEATURE - Embracing Conversational AI Agents: The Agentic Future of Libraries - Information Today, Inc.

FEATURE - Embracing Conversational AI Agents: The Agentic Future of Libraries Information Today, Inc.

LLM + RAG: Creating an AI-Powered File Reader Assistant - Towards Data Science

LLM + RAG: Creating an AI-Powered File Reader Assistant Towards Data Science

Comprehensive Tutorial on Building a RAG Application Using LangChain - Hackernoon

Comprehensive Tutorial on Building a RAG Application Using LangChain Hackernoon

Building a Smart Travel Itinerary Suggester with LangChain, Google Maps API, and Gradio (Part 1) - Towards Data Science

Building a Smart Travel Itinerary Suggester with LangChain, Google Maps API, and Gradio (Part 1) Towards Data Science

LangChain 101: Build Your Own GPT-Powered Applications - KDnuggets

LangChain 101: Build Your Own GPT-Powered Applications KDnuggets

Build a Transparent Question-Answering Bot for Your Documents with LangChain and GPT-3 - Towards Data Science

Build a Transparent Question-Answering Bot for Your Documents with LangChain and GPT-3 Towards Data Science

Beyond Relational Databases: Taming LLM and Transformer Embeddings with PGVector - DataDrivenInvestor

Beyond Relational Databases: Taming LLM and Transformer Embeddings with PGVector DataDrivenInvestor

The Research Agent: Addressing the Challenge of Answering Questions Based on a Large Text Corpus - Towards Data Science

The Research Agent: Addressing the Challenge of Answering Questions Based on a Large Text Corpus Towards Data Science

Maximizing AI Efficiency in Production with Caching: A Cost-Efficient Performance Booster - Towards Data Science

Maximizing AI Efficiency in Production with Caching: A Cost-Efficient Performance Booster Towards Data Science

How to Implement Agentic RAG Using LangChain: Part 2 - KDnuggets

How to Implement Agentic RAG Using LangChain: Part 2 KDnuggets

Async calls for Chains with Langchain - Towards Data Science

Async calls for Chains with Langchain Towards Data Science

FLOSS Weekly Episode 830: Vibes - Hackaday

FLOSS Weekly Episode 830: Vibes Hackaday

Create Your Own Meal Planner Using ChatGPT - Towards Data Science

Create Your Own Meal Planner Using ChatGPT Towards Data Science

Enforcing JSON outputs in commercial LLMs - Towards Data Science

Enforcing JSON outputs in commercial LLMs Towards Data Science

How to Build a Generative AI Tool for Information Extraction from Receipts - Towards Data Science

How to Build a Generative AI Tool for Information Extraction from Receipts Towards Data Science

10分钟打造小红书?| 42个Cursor神级提示词(全网最新最全) - 53AI

10分钟打造小红书?| 42个Cursor神级提示词(全网最新最全) 53AI

The AI Edge: How to Deploy Generative AI in the Enterprise - AI Business

The AI Edge: How to Deploy Generative AI in the Enterprise AI Business

Top LangChain Books to Read in 2024 - MarkTechPost

Top LangChain Books to Read in 2024 MarkTechPost

All You Need to Know to Build Your First LLM App - Towards Data Science

All You Need to Know to Build Your First LLM App Towards Data Science

How the Model Context Protocol (MCP) Standardizes, Simplifies, and Future-Proofs AI Agent Tool Calling Across Models for Scalable, Secure, Interoperable Workflows Traditional Approaches to AI–Tool Integration - MarkTechPost

How the Model Context Protocol (MCP) Standardizes, Simplifies, and Future-Proofs AI Agent Tool Calling Across Models for Scalable, Secure, Interoperable Workflows Traditional Approaches to AI–Tool Integration MarkTechPost

Improving Retrieval Performance in RAG Pipelines with Hybrid Search - Towards Data Science

Improving Retrieval Performance in RAG Pipelines with Hybrid Search Towards Data Science

How to Chat With Any File from PDFs to Images Using Large Language Models – With Code - Towards Data Science

How to Chat With Any File from PDFs to Images Using Large Language Models – With Code Towards Data Science

Quantized Mistral 7B vs TinyLlama for Resource-Constrained Systems - Towards Data Science

Quantized Mistral 7B vs TinyLlama for Resource-Constrained Systems Towards Data Science

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