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Blog Archives

06
Jul
Building Production RAG Pipelines
Production RAG: Architecture, Best Practices, and Deployment Guide

Direct Answer: What Is Production RAG? Production RAG is a retrieval-augmented generation system designed to serve real users reliably, securely, and at scale. Unlike a prototype, production RAG must handle messy data ingestion, document updates, chunking, embeddings, retrieval quality, latency, […]

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06
Jul
Open Source RAG Frameworks
Open Source RAG Frameworks: Complete Developer Comparison Guide

Direct Answer: What Are the Best Open Source RAG Frameworks? The best open source RAG frameworks are LangChain, LlamaIndex, and Haystack, but the right choice depends on whether you need workflow orchestration, data indexing, production pipelines, or a faster managed […]

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05
Jul
trae + customgpt hosted mcp server
Give Your Trae AI Agents a Custom Brain with CustomGPT.ai’s hosted MCP (Model Context Protocol) server

Using Trae is like having a team of little AI agents on your desktop, ready to help. But what if you could give those agents a superpower: perfect memory of your specific information? Refer to our Trae + CustomGPT.ai’s Hosted […]

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03
Jul
Legal Document RAG Systems
Legal Document RAG Systems: How Law Firms Build Source-Cited Legal AI

Quick answer: A legal document RAG system is an AI assistant that answers questions by first retrieving relevant passages from your legal documents, then generating a response grounded in those passages with citations. It gives law firms and legal teams […]

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02
Jul
Hosted MCP for RAG Powered Agents
Hosted MCP Servers for RAG-Powered Agents

TL;DR: Direct Answer Hosted MCP servers help RAG-powered agents connect to tools, APIs, files, and business systems without each agent needing custom integrations. RAG grounds the agent in trusted knowledge, while MCP provides a standard way for the agent to […]

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25
Jun
How to Connect an AI Tool to a CustomGPT.ai Hosted MCP Server
How to Connect an AI Tool to a CustomGPT.ai Hosted MCP Server

Introduction To connect an AI tool to a CustomGPT.ai hosted MCP server, open your CustomGPT.ai project, copy your Project ID and MCP token, then add the hosted MCP server URL or JSON configuration to your AI tool’s MCP settings. The […]

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10
Oct
RAG Reranking Techniques for Better Search | CustomGPT.ai
RAG Reranking Techniques: Improving Search Relevance in Production

TL;DR RAG systems often fail not because of poor embeddings or weak LLMs, but because they feed irrelevant information to the generation stage. Reranking works best when retrieval starts with useful candidates, so review chunking choices before reranking to improve […]

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08
Oct
RAG Vector Database Selection
RAG Vector Database Selection: Pinecone vs Weaviate vs ChromaDB for Developers

TL;DR Pricing note: Pinecone pricing changes by plan and usage. Current Pinecone pricing uses Starter, Builder, Standard, and Enterprise plans, while older p1/s1/p2 pod examples are legacy for many new customers. See Pinecone pricing and Pinecone pod sizing docs. When […]

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07
Oct
RAG Evaluation Metrics: How to Measure and Improve Your RAG System
RAG Evaluation Metrics: How to Measure and Improve Your RAG System

TL;DR Building a RAG system is straightforward. Building one that consistently delivers accurate, relevant responses is not. Without proper evaluation metrics, you’re flying blind, unable to distinguish between minor improvements and system-breaking regressions. Once evaluation is stable, connect it to […]

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06
Oct
RAG vs Prompt Engineering
RAG vs Prompt Engineering: Choosing the Right AI Enhancement Strategy

TL;DR As Large Language Models (LLMs) become central to business applications, developers face a fundamental question: how do you enhance model performance for specific use cases? Two primary approaches dominate the landscape—Prompt Engineering and Retrieval-Augmented Generation (RAG)—each addressing different limitations […]

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