#langchain Development Tutorials & Tips | Roast Dev

Tutorial: Building SQL Agent with Langchain, OpenAI and DuckDB.

We will explain how to implement an SQL Agent using LangChain, OpenAI API, and DuckDB , and how to turn it into an application with Morph . This app will generate SQL queries using an LLM, execute th...

10.03.2025 0 Read More

Shield Your Agents: Integrating LangGraph’s workflows with CodeGate's Security Layer

Authors:Juan Antonio "Ozz" Osorio is a Mexican software engineer living in Finland. He has worked in security with cloud-related open source projects such as OpenStack and Kubernetes, as well as secur...

11.03.2025 0 Read More

Building an AI Assistant with Langflow and AstraDB: From Architecture to Integration with NocoBase

This blog was produced by Leandro Martins and was originally published at Building an AI Assistant with Langflow and AstraDB: From Architecture to Integration with NocoBase. Introduction The o...

11.03.2025 0 Read More

Semantic search alone won't solve relational queries in your LLM retrieval pipeline.

We’ve examined and built multiple RAG systems, and here's the hard truth: semantic search alone fails when queries demand relational depth. Sure, vector embeddings excel at similarity—but they stu...

12.03.2025 0 Read More

Bridging the Gap: Building a Tea Plantation Assistant for the Sri Lankan Tea plantation

As someone passionate about problem-solving, I noticed a significant gap in the Sri Lankan tea industry: Tea estate owners struggle to access and manage essential documents and information. So, I bui...

12.03.2025 0 Read More

LangChain Agent with Bright Data Provider

Introduction The future of automation is with “Agents”. Whereas, in the business automations, there isn't an easy solution to get the functionality done. In the present day and age of int...

05.05.2025 0 Read More

Running Ollama on Docker: A Quick Guide

Hi it's me again! Over the past few days, I've been testing multiples ways to work with LLMs locally, and so far, Ollama was the best tool (ignoring UI and other QoL aspects) for setting up a fast env...

13.03.2025 0 Read More

Complete Guide to LangChainJS Documentation: Optimize LLM Usage with Ease

LangChainJS is a powerful library for building applications based on language models (LLMs) such as GPT-3, GPT-4, and others. With clear and well-structured documentation, developers can easily config...

13.03.2025 0 Read More

Understanding Prompt Templates in LangChain

Mastering prompt engineering and prompt templates in LangChain is essential for optimizing how your AI models interact with structured and unstructured data. Since you are working with NestJS, MongoDB...

13.03.2025 0 Read More

AgentQL Enters the Agentic World with Langchain and LlamaIndex

AgentQL now integrates with Langchain and LlamaIndex, connecting AI agents and retrieval-augmented generation (RAG) models to the web. AgentQL extracts real-time, structured data from web pages and al...

16.03.2025 0 Read More

Tutorial: Building SQL Agent with Langchain, OpenAI and DuckDB.

Shield Your Agents: Integrating LangGraph’s workflows with CodeGate's Security Layer

Building an AI Assistant with Langflow and AstraDB: From Architecture to Integration with NocoBase

Semantic search alone won't solve relational queries in your LLM retrieval pipeline.

Bridging the Gap: Building a Tea Plantation Assistant for the Sri Lankan Tea plantation

LangChain Agent with Bright Data Provider

Running Ollama on Docker: A Quick Guide

Complete Guide to LangChainJS Documentation: Optimize LLM Usage with Ease

Understanding Prompt Templates in LangChain

AgentQL Enters the Agentic World with Langchain and LlamaIndex

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