LangChain

Founded in 2022. Privately Held.

External links: homepage | docs | blog | youtube | twitter | github | linkedin

Framework to build and operate LLM apps.

Blog posts published by month since the start of

242 total blog posts published.

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Blog content

post title author published words HN
Workspaces in LangSmith for improved collaboration and organization LangChain Jun. 13, 2024 771 -
Langchain x Predibase: The easiest way to fine-tune and productionize OSS LLMs - Aug. 17, 2023 416 -
Applying OpenAI's RAG Strategies - Nov. 17, 2023 971 -
Making Data Ingestion Production Ready: a LangChain-Powered Airbyte Destination - Aug. 08, 2023 637 -
RealChar x LangSmith: Using Open Source tools to create an AI companion - Jul. 24, 2023 453 -
UX for Agents, Part 2: Ambient - Aug. 02, 2024 957 -
Build and deploy a RAG app with Pinecone Serverless LangChain Jan. 16, 2024 573 -
Tutorial: ChatGPT Over Your Data - Feb. 05, 2023 1377 -
Using a Knowledge Graph to implement a DevOps RAG application - Oct. 04, 2023 1709 -
Extraction Benchmarking - Dec. 05, 2023 2264 -
LangChain Integrates NVIDIA NIM for GPU-optimized LLM Inference in RAG LangChain Mar. 18, 2024 863 -
Timescale Vector x LangChain: Making PostgreSQL A Better Vector Database for AI Applications - Sep. 24, 2023 3731 20
Prompt Selectors - Mar. 08, 2023 392 -
Unifying AI endpoints with Genoss, powered by LangChain - Aug. 02, 2023 1040 -
Meet Connery: An Open-Source Plugin Infrastructure for OpenGPTs and LLM apps LangChain Feb. 07, 2024 1759 -
Zep x LangChain: Diagnosing and Fixing Slow Chatbots - Jul. 26, 2023 1346 -
Test Run Comparisons LangChain Oct. 17, 2023 590 -
How "Correct" are LLM Evaluators? - Sep. 28, 2023 1442 -
Gradio & LLM Agents - Apr. 23, 2023 1115 -
LangChain x Context: Building Better Chat Products With User Analytics - Jul. 12, 2023 466 -
LangGraph Studio: The first agent IDE - Aug. 01, 2024 865 2
Announcing LangChain Hub LangChain Sep. 05, 2023 1334 -
Custom Agents - Apr. 03, 2023 742 -
Supercharging If-Statements With Prompt Classification Using Ollama and LangChain - Feb. 19, 2024 1416 -
LangSmith's Latest Feature: Grouped Monitoring Charts - Jan. 30, 2024 607 -
Embeddings Drive the Quality of RAG: Voyage AI in Chat LangChain - Nov. 02, 2023 1135 -
Peering Into the Soul of AI Decision-Making with LangSmith - Sep. 20, 2023 2241 -
LangServe Playground and Configurability - Oct. 19, 2023 649 -
LangChain Templates - Oct. 31, 2023 1556 -
Structured Tools - May. 02, 2023 1371 -
Using Feedback to Improve Your Application: Self Learning GPTs - Mar. 20, 2024 1137 -
Handling PII data in LangChain - Oct. 03, 2023 1233 -
Benchmarking Query Analysis in High Cardinality Situations - Mar. 15, 2024 1441 -
Dataset schemas for fast and iterative data curation in LangSmith - Jul. 31, 2024 896 -
Winning in AI means mastering the new stack - Feb. 16, 2024 2014 2
Fine-tune your LLMs with LangSmith and Lilac LangChain Sep. 26, 2023 1033 -
Tavrn x LangChain: Integrating Noah: ChatGPT with Google Drive and Notion data - Aug. 23, 2023 639 -
Planning for Agents - Jul. 20, 2024 1352 -
GPT Researcher x LangChain LangChain Aug. 13, 2023 560 -
MultiOn x LangChain: Powering Next-Gen Web Automation & Navigation with AI - Aug. 15, 2023 541 -
LangChain x Supabase - Apr. 08, 2023 471 -
Fine-tuning ChatGPT: Surpassing GPT-4 Summarization Performance–A 63% Cost Reduction and 11x Speed Enhancement using Synthetic Data and LangSmith - Oct. 10, 2023 965 6
Announcing LangSmith is now a transactable offering in the Azure Marketplace LangChain Apr. 24, 2024 920 -
Dynamic few-shot examples with LangSmith datasets - Aug. 06, 2024 577 -
UX for Agents, Part 3: Spreadsheet, Generative, and Collaborative UI/UX - Aug. 10, 2024 868 -
Zep x LangSmith: Foundations of LLM app development with LangChain.js and Zep - Aug. 17, 2023 2355 6
How Dosu Used LangSmith to Achieve a 30% Accuracy Improvement with No Prompt Engineering - May. 02, 2024 1583 1
How Podium optimized agent behavior and reduced engineering intervention by 90% with LangSmith - Aug. 15, 2024 1237 -
LangChain <> MongoDB Atlas - Jun. 22, 2023 666 -
Neo4j x LangChain: Deep dive into the new Vector index implementation - Sep. 07, 2023 1355 -
UX for Agents, Part 1: Chat - Jul. 26, 2024 975 -
LangGraph LangChain Jan. 17, 2024 1846 -
Evaluating RAG pipelines with Ragas + LangSmith - Aug. 23, 2023 2378 -
Streaming Support in LangChain - Feb. 14, 2023 485 -
LangGraph v0.2: Increased customization with new checkpointer libraries - Aug. 07, 2024 1023 -
LangChain's First Birthday LangChain Oct. 24, 2023 3952 3
Benchmarking Question/Answering Over CSV Data LangChain Aug. 14, 2023 2980 -
Data-Driven Characters - Jun. 19, 2023 2231 -
Announcing our Student Hacker in Residence Program, Fall '23 Semester LangChain Sep. 06, 2023 315 -
Transforming Mortgage Ops with LangChain & LangSmith - Dec. 05, 2023 794 -
LangChain v0.1.0 LangChain Jan. 08, 2024 2489 5
LangChain 🤝 DemoGPT: New Era for Gen-AI Applications - Aug. 21, 2023 1501 -
LangChain v0.2: A Leap Towards Stability - May. 10, 2024 1105 -
Auto-Evaluation of Anthropic 100k Context Window - May. 16, 2023 528 -
🎉 Prem Challenge🎉 - Jun. 26, 2023 1360 -
Building (and Breaking) WebLangChain LangChain Oct. 04, 2023 3008 -
Constructing knowledge graphs from text using OpenAI functions: Leveraging knowledge graphs to power LangChain Applications - Oct. 19, 2023 2440 -
Using the ChatGPT API to evaluate the ChatGPT API - Mar. 02, 2023 1156 -
Tracing - Jan. 29, 2023 380 -
How We Deployed our Multi-Agent Flow to LangGraph Cloud - Jul. 15, 2024 1179 -
Chat with your data using OpenAI, Pinecone, Airbyte and Langchain - Aug. 08, 2023 3625 5
Retrieval - Mar. 23, 2023 1028 212
Why you should outsource your agentic infrastructure, but own your cognitive architecture Harrison Chase Jul. 13, 2024 750 -
What is a "cognitive architecture"? Harrison Chase Jul. 05, 2024 747 -
Morningstar Intelligence Engine puts personalized investment insights at analysts' fingertips - Nov. 14, 2023 489 -
Improving Memory Retrieval: How New Computer achieved 50% higher recall with LangSmith - Jul. 02, 2024 821 -
Graph-based metadata filtering for improving vector search in RAG applications - Apr. 25, 2024 2543 -
LangChain partners with Elastic to launch the Elastic AI Assistant - Jan. 30, 2024 889 -
Ally Financial Collaborates with LangChain to Deliver Critical Coding Module to Mask Personal Identifying Information in a Compliant and Safe Manner - Jan. 11, 2024 1306 -
LLMs accelerate Adyen's support team through smart-ticket routing and support agent copilot - Nov. 28, 2023 598 -
Unleashing the power of AI Collaboration with Parallelized LLM Agent Actor Trees - Apr. 28, 2023 1037 2
Multi Needle in a Haystack - Mar. 13, 2024 1071 1
Introducing Tuna - A Tool for Rapidly Generating Synthetic Fine-Tuning Datasets - Nov. 21, 2023 3012 -
Rethinking Our Documentation - Apr. 05, 2024 1022 -
LangChain State of AI 2023 - Dec. 21, 2023 1489 3
LangChain + Zapier Natural Language Actions (NLA) - Mar. 16, 2023 422 -
Introducing Dream – an AI no-code tool to build fully functional web apps and components with natural language - Nov. 21, 2023 1646 -
LLMs and SQL - Mar. 13, 2023 2040 1
Villagers x LangSmith: Simulating multi-agent social networks with LangSmith - Aug. 10, 2023 341 -
How Rubric Labs and Graphite leveraged LLMs to create personalized videos at scale - Dec. 19, 2023 1194 -
Goodbye CVEs, Hello `langchain_experimental` - Jul. 31, 2023 493 -
Using LangSmith to Support Fine-tuning By LangChain Aug. 23, 2023 2018 -
Generating Usable Text with AI By LangChain Feb. 05, 2024 2019 -
Announcing the General Availability of LangSmith and Our Series A Led By Sequoia Capital - Feb. 15, 2024 1332 22
Code Interpreter API - Jul. 16, 2023 1059 -
Query Construction - Nov. 14, 2023 1513 -
Introducing LangServe, the best way to deploy your LangChains By LangChain Oct. 12, 2023 1176 1
Parallel Function Calling for Structured Data Extraction - Nov. 09, 2023 931 -
How to Safely Query Enterprise Data with LangChain Agents + SQL + OpenAI + Gretel - Sep. 12, 2023 1261 -
Plan-and-Execute Agents - May. 10, 2023 964 3
♠️ SPADE: Automatically Digging up Evals based on Prompt Refinements - Nov. 08, 2023 1226 -
Autonomous Agents & Agent Simulations - Apr. 18, 2023 1775 98
Adding Long Term Memory to OpenGPTs - Nov. 29, 2023 1903 -
How Factory used LangSmith to automate their feedback loop and improve iteration speed by 2x By LangChain Jun. 19, 2024 913 -
LangGraph: Multi-Agent Workflows By LangChain Jan. 23, 2024 1320 -
LangChainHub - Jan. 23, 2023 561 -
Going Beyond Chatbots: How to Make GPT-4 Output Structured Data Using LangChain - May. 21, 2023 1051 -
LangChain + Chroma - Feb. 13, 2023 558 1
Analyzing User Interactions with LLMs to Improve our Documentation - Jul. 13, 2023 704 -
Multi-Vector Retriever for RAG on tables, text, and images - Oct. 20, 2023 1082 -
Plan-and-Execute Agents By LangChain Feb. 13, 2024 1145 -
Neon x LangChain: HNSW in Postgres with pg_embedding - Jul. 12, 2023 648 -
How Athena Intelligence optimized research reports with LangSmith, LangChain, and LangGraph - Jul. 21, 2024 880 -
[Week of 7/8] LangChain Release Notes - Jul. 12, 2024 830 -
JSON agents with Ollama & LangChain - Feb. 20, 2024 1711 -
LangChain Expression Language - Aug. 01, 2023 1098 -
Announcing LangGraph v0.1 & LangGraph Cloud: Running agents at scale, reliably By LangChain Jun. 27, 2024 1269 2
Callbacks Improvements - May. 01, 2023 805 -
Announcing LangChainJS Support for Multiple JS Environments - Apr. 11, 2023 699 2
How Dataherald Makes Natural Language to SQL Easy - Feb. 14, 2024 743 -
Bringing Free OSS Models to the Playground with Fireworks AI - Oct. 02, 2023 660 -
BCG X Releases AgentKit, a Full-Stack Starter Kit for Building Constrained Agents - Feb. 12, 2024 1129 4
Towards LangChain 0.1: LangChain-Core and LangChain-Community - Dec. 12, 2023 3445 -
Boost Your Bottom Line and Performance: OpenAI’s 3.5T Fine-Tuning with LangSmith - Aug. 29, 2023 1158 -
GPTeam: A multi-agent simulation - Jun. 05, 2023 2519 5
Use Case Accelerant: Extraction Service By LangChain Mar. 06, 2024 1882 -
Iterating Towards LLM Reliability with Evaluation Driven Development - Mar. 11, 2024 1571 -
Benchmarking Agent Tool Use - Dec. 19, 2023 2575 1
GPTwitter - Feb. 01, 2023 1079 2
Introducing Airbyte sources within LangChain - Aug. 22, 2023 882 -
LangSmith for the full product lifecycle: How Wordsmith quickly builds, debugs, and evaluates LLM performance in production - Jul. 08, 2024 882 -
NeumAI x LangChain: Efficiently maintaining context in sync for AI applications - Aug. 09, 2023 1033 -
Xata x LangChain: new vector store and memory store integrations - Aug. 29, 2023 1266 -
Jockey: A Conversational Video Agent Powered by Twelve Labs APIs and LangGraph - Jul. 03, 2024 1302 -
Syncing data sources to vector stores - Sep. 06, 2023 859 -
Multi-modal RAG on slide decks - Dec. 06, 2023 991 -
TED AI Hackathon Kickoff (and projects we’d love to see) - Sep. 18, 2023 382 -
Mental Health Therapy as an LLM State Machine - Jan. 26, 2024 1447 3
Access Control Updates for LangSmith - May. 08, 2024 502 -
How Mendable leverages LangSmith to debug Tools & Actions - Jan. 25, 2024 1290 -
Yeager.ai x LangChain: Exploring GenWorlds a Framework for Coordinating AI Agents - Aug. 04, 2023 2632 -
TitanTakeoff x LangChain: Supercharged Local Inference for LLMs - Aug. 30, 2023 679 -
Auto-Evaluator Opportunities - May. 01, 2023 1350 -
Human-in-the-loop with OpenGPTs and LangGraph - Feb. 08, 2024 679 -
Robocorp’s code generation assistant makes building Python automation easy for developers - Oct. 22, 2023 383 -
Testing Fine Tuned Open Source Models in LangSmith - Oct. 16, 2023 1044 -
Sharing LangSmith Benchmarks - Nov. 22, 2023 1891 -
Lepton x LangChain: Earning Sage, How to Transform AI into a Savvy CFO - Jul. 24, 2023 1068 -
Improving core tool interfaces and docs in LangChain By LangChain Jul. 18, 2024 921 -
LangGraph for Code Generation - Feb. 27, 2024 922 -
Self-Reflective RAG with LangGraph - Feb. 07, 2024 1206 -
Eden AI x LangChain: Harnessing LLMs, Embeddings, and AI - Sep. 21, 2023 1473 -
LangChain and Scrimba Partner to help Web Devs become AI Engineers - Sep. 21, 2023 477 -
Automating Web Research - Jul. 26, 2023 776 -
Qdrant x LangChain: Endgame Performance - Aug. 16, 2023 962 -
Kay x Cybersyn x LangChain: Embedding SEC Filings for RAG - Oct. 03, 2023 2186 -
Chat Loaders: Fine-tune a ChatModel in your Voice By LangChain Aug. 25, 2023 696 -
Chat-Your-Data Submissions - Feb. 13, 2023 560 -
Enhancing RAG-based application accuracy by constructing and leveraging knowledge graphs - Mar. 15, 2024 1737 -
Streamlit LLM Hackathon Kickoff (and projects we’d love to see) - Sep. 05, 2023 502 -
LangSmith: Production Monitoring & Automations - Apr. 02, 2024 1450 -
Origin Web Browser - Mar. 08, 2023 881 -
Incorporating domain specific knowledge in SQL-LLM solutions - Sep. 05, 2023 1284 -
Improving Document Retrieval with Contextual Compression - Apr. 20, 2023 611 3
LangChain Expands Collaboration with Microsoft - Nov. 15, 2023 610 -
Conversational Retrieval Agents - Aug. 03, 2023 973 -
LangChain + Docugami Webinar: Lessons from Deploying LLMs with LangSmith - Sep. 20, 2023 644 -
LangChain + Vectara: better together - Jun. 06, 2023 613 6
Chat-Your-Data Challenge - Feb. 06, 2023 484 -
Implementing advanced RAG strategies with Neo4j - Nov. 07, 2023 1346 -
LangChain Integration Docs: Find information faster with revamped pages & API references - Aug. 14, 2024 512 -
Aligning LLM-as-a-Judge with Human Preferences By LangChain Jun. 26, 2024 1214 1
Tool Calling with LangChain - Apr. 11, 2024 1508 -
Cube x LangChain: Building AI experiences with LLMs and the semantic layer - Aug. 23, 2023 715 -
Auto-Eval of Question-Answering Tasks - Apr. 15, 2023 509 1
AI-Powered Medical Knowledge: Revolutionizing Care for Rare Conditions - Apr. 17, 2023 752 1
RecAlign - The smart content filter for social media feed - Apr. 22, 2023 604 -
Reflection Agents agents Feb. 21, 2024 1130 3
LangChain <> Unstructured - Feb. 05, 2023 348 -
OpaquePrompts x LangChain: Enhance the privacy of your LangChain application with just one code change - Sep. 12, 2023 980 -
Label Studio x LangChain: From Foundation Models to Fine-Tuned Applications Using Label Studio - Aug. 14, 2023 2000 -
Beyond Text: Making GenAI Applications Accessible to All - Oct. 23, 2023 1936 -
Announcing Data Annotation Queues - Oct. 26, 2023 788 -
Regression Testing with LangSmith - May. 01, 2024 708 -
Query Transformations - Oct. 24, 2023 821 -
Announcing LangSmith, a unified platform for debugging, testing, evaluating, and monitoring your LLM applications - Jul. 18, 2023 1839 37
Epsilla x LangChain: Retrieval Augmented Generation (RAG) in LLM-Powered Question-Answering Pipelines - Aug. 23, 2023 650 -
Feature Stores and LLMs - May. 09, 2023 1259 1
You.com x LangChain By LangChain Oct. 18, 2023 948 1
LangChain Chat - Jan. 16, 2023 1547 -
Deconstructing RAG - Nov. 30, 2023 1657 -
OpenGPTs By LangChain Jan. 31, 2024 1616 -
Agent Toolkits - Mar. 01, 2023 590 -
What is an agent? Harrison Chase Jun. 28, 2024 897 4
Async Support in LangChain - Feb. 08, 2023 249 -
Integrating LangChain with Azure Container Apps dynamic sessions - May. 16, 2024 688 -
LangChain Partners with CommandBar on their Copilot User Assistant By LangChain Feb. 08, 2024 537 -
Building Chat LangChain - Sep. 27, 2023 1586 -
LangChain 🤝 Streamlit - Jul. 11, 2023 609 -
OpenAI's Bet on a Cognitive Architecture - Nov. 28, 2023 2294 -
LangFriend: a Journal with Long-Term Memory - Mar. 28, 2024 1251 -
Few-shot prompting to improve tool-calling performance By LangChain Jul. 24, 2024 2006 -
Announcing our $10M seed round led by Benchmark - Apr. 04, 2023 1060 235
How to Build the Ultimate AI Automation with Multi-Agent Collaboration langgraph May. 09, 2024 1925 -
Rebuff: Detecting Prompt Injection Attacks - May. 14, 2023 983 -
"Research Assistant": Exploring UXs Besides Chat - Nov. 16, 2023 1514 -
Chat Models - Mar. 06, 2023 1514 -
Summarizing and Querying Data from Excel Spreadsheets Using eparse and a Large Language Model - Aug. 24, 2023 1576 -
TypeScript Support - Feb. 17, 2023 582 -
Open Source Extraction Service - Mar. 26, 2024 1432 -
Building LLM-Powered Web Apps with Client-Side Technology By LangChain Oct. 13, 2023 1068 2
Benchmarking RAG on tables - Dec. 13, 2023 1061 -
CrewAI Unleashed: Future of AI Agent Teams - Dec. 21, 2023 1799 -
Rakuten Group builds with LangChain and LangSmith to deliver premium products for its business clients and employees By LangChain Feb. 14, 2024 769 -
Empowering Development with FlowTestAI: Bridging APIs and LLMs for Enhanced Testing and Privacy - Apr. 22, 2024 1645 -
Documentation Refresh for LangChain v0.2 - May. 20, 2024 704 2
Pairwise Evaluations with LangSmith - May. 15, 2024 955 -
How to design an Agent for Production - Oct. 15, 2023 982 -
The Prompt Landscape - Oct. 18, 2023 1139 -
Build reliable agents in JavaScript with LangGraph.js v0.2: Now supporting Cloud and Studio - Sep. 03, 2024 891 -
How Paradigm runs and monitors thousands of agents in parallel with LangChain and LangSmith - Sep. 04, 2024 680 -
Build stateful conversational AI agents with LangGraph and assistant-ui - Sep. 11, 2024 912 -
Building a Data Visualization Agent with LangGraph Cloud - Sep. 12, 2024 4502 -
Announcing LangChain v0.3 - Sep. 16, 2024 536 -
Launching LangGraph Templates - Sep. 19, 2024 803 3
How Tradestack launched their MVP in 6 weeks using LangGraph Cloud - Sep. 25, 2024 974 -
Introducing Assistant Editor for configuring agents in LangGraph Studio - Sep. 25, 2024 568 -
How Replit is pushing the frontier for monitoring complex AI agents with LangSmith - Sep. 26, 2024 691 -
OpenRecovery: Transforming addiction recovery with LangGraph Cloud - Oct. 03, 2024 672 -
Launching Long-Term Memory Support in LangGraph - Oct. 08, 2024 508 -
Unify Launches Agents for Account Qualification using LangGraph and LangSmith - Oct. 08, 2024 1395 -
How Rexera’s AI agents drive quality control with LangGraph - Oct. 09, 2024 974 -
Memory for agents - Oct. 19, 2024 1087 -
LangChain's Second Birthday Harrison Chase Oct. 24, 2024 1422 4
Communication is all you need - Oct. 26, 2024 1528 -
LangGraph Platform: New deployment options for scalable agent infrastructure By LangChain Oct. 31, 2024 931 -
SCIPE - Systematic Chain Improvement and Problem Evaluation - Nov. 07, 2024 1277 -
How Chaos Labs built a multi-agent system for resolution in prediction markets - Nov. 06, 2024 882 -
Composio’s SWE agent advances open-source on SweBench with a 48.6% score using LangGraph and LangSmith - Nov. 11, 2024 1350 -
Introducing Prompt Canvas: a Novel UX for Developing Prompts - Nov. 12, 2024 657 -
Promptim: an experimental library for prompt optimization - Nov. 13, 2024 879 -
How Dun & Bradstreet’s ChatD&B™ uses LangChain and LangSmith to deliver trusted, data-driven AI insights - Nov. 18, 2024 951 -

By Matt Makai. 2021-2024.