DEV Community

#langchain

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
I Built a Local RAG Assistant with Ollama, ChromaDB and LangChain. Here's What I Learned

Strict offline constraints drive practical lessons

I Built a Local RAG Assistant with Ollama, ChromaDB and LangChain. Here's What I Learned

6
Comments 9
7 min read
LangGraph vs LangChain in 2026: When Each Wins

LangGraph vs LangChain in 2026: When Each Wins

1
Comments 2
7 min read
Delegation Masking: Why Your LangChain Callbacks Lie About Sub-Agent Failures

Delegation Masking: Why Your LangChain Callbacks Lie About Sub-Agent Failures

Comments 1
4 min read
Building a Cross-Border Price-Comparison Agent: A Live Build Log

Building a Cross-Border Price-Comparison Agent: A Live Build Log

1
Comments
3 min read
How an AI Agent Pays $0.01 for Live SEC Data — Without an API Key

How an AI Agent Pays $0.01 for Live SEC Data — Without an API Key

Comments
3 min read
LangGraph Multi-Agent Tutorial: Build AI Agent Workflows with Real Examples

LangGraph Multi-Agent Tutorial: Build AI Agent Workflows with Real Examples

Comments
2 min read
PydanticAI vs LangChain - Choosing an Agent Framework for Production, Not Demos

PydanticAI vs LangChain - Choosing an Agent Framework for Production, Not Demos

Comments
10 min read
Building AI Agents That Interact With Blockchain: A Deep Technical Guide Using LangChain

Building AI Agents That Interact With Blockchain: A Deep Technical Guide Using LangChain

Comments
6 min read
How to Prevent Prompt Injection in LangChain Python Apps

How to Prevent Prompt Injection in LangChain Python Apps

1
Comments
12 min read
AI Incident Management Breaks Without a Shared Record | Focused Labs

AI Incident Management Breaks Without a Shared Record | Focused Labs

2
Comments
8 min read
From Raw Tickets to Verified Context: An AI-Driven Pipeline for GitHub Issues

From Raw Tickets to Verified Context: An AI-Driven Pipeline for GitHub Issues

Comments
11 min read
Orchestrating AI: LangChain Framework Abstraction vs. Pure Native Code

Orchestrating AI: LangChain Framework Abstraction vs. Pure Native Code

1
Comments
5 min read
Why I Built OpenAgentFlow: Decoupling Multi-Agent Workflows from Framework Boilerplate

Why I Built OpenAgentFlow: Decoupling Multi-Agent Workflows from Framework Boilerplate

5
Comments
5 min read
How to fix LangGraph GraphRecursionError without losing your checkpointed state

How to fix LangGraph GraphRecursionError without losing your checkpointed state

Comments
3 min read
AI Agents in Finance Live or Die by Runtime Receipts | Focused Labs

AI Agents in Finance Live or Die by Runtime Receipts | Focused Labs

1
Comments 1
8 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.