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Multi Needle in a Haystack

Multi Needle in a Haystack

Key Links * Video * Code Overview Interest in long context LLMs is surging as context windows expand to 1M tokens. One of the most popular and

6 min read
Iterating Towards LLM Reliability with Evaluation Driven Development

Iterating Towards LLM Reliability with Evaluation Driven Development

Editor's Note: the following is a guest blog post from the Devin Stein, CEO of Dosu. Dosu is an engineering teammate that helps

7 min read
Use Case Accelerant: Extraction Service

Use Case Accelerant: Extraction Service

Today we’re excited to announce our newest OSS use-case accelerant: an extraction service. LLMs are a powerful tool for extracting structured data from unstructured

By LangChain 7 min read
LangGraph for Code Generation

LangGraph for Code Generation

Key Links * LangGraph cookbook * Video Motivation Code generation and analysis are two of most important applications of LLMs, as shown by the ubiquity of products

4 min read
Reflection Agents

Reflection Agents

Reflection is a prompting strategy used to improve the quality and success rate of agents and similar AI systems. This post outlines how to build 3 reflection techniques using LangGraph, including implementations of Reflexion and Language Agent Tree Search.

agents 6 min read
JSON agents with Ollama & LangChain

JSON agents with Ollama & LangChain

Learn to implement an open-source Mixtral agent that interacts with a graph database Neo4j through a semantic layer Editor's note: This post is

7 min read
Supercharging If-Statements With Prompt Classification Using Ollama and LangChain

Supercharging If-Statements With Prompt Classification Using Ollama and LangChain

Editor's Note: Andrew Nguonly has been building one of the more impressive projects we've seen recently - an LLM co-pilot for

6 min read

Winning in AI means mastering the new stack

Authors: Edo Liberty, Guillermo Rauch, Ori Goshen, Robert Nishihara, Harrison Chase AI in 2030 AI is rapidly changing. Too rapidly for most. Ten years ago

8 min read
Announcing the General Availability of LangSmith and Our Series A Led By Sequoia Capital

Announcing the General Availability of LangSmith and Our Series A Led By Sequoia Capital

Today, we’re thrilled to announce the general availability of LangSmith — our solution for LLM application development, monitoring, and testing. We initially launched LangSmith in

6 min read
Rakuten Group builds with LangChain and LangSmith to deliver premium products for its business clients and employees

Rakuten Group builds with LangChain and LangSmith to deliver premium products for its business clients and employees

Rakuten Group is well known for operating one of the largest online shopping malls in Japan. The company has 70+ businesses in fields such as

By LangChain 3 min read
How Dataherald Makes Natural Language to SQL Easy

How Dataherald Makes Natural Language to SQL Easy

Editor's Note: we're excited to feature this guest post from the Dataherald team. Text-to-SQL is a HUGE use case, and Dataherald

4 min read
Plan + Execute Agent Thumbnail

Plan-and-Execute Agents

Plan and execute agents promise faster, cheaper, and more performant task execution over previous agent designs. Learn how to build 3 types of planning agents in LangGraph in this post.

By LangChain 5 min read

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