AI (Artificial Intelligence)

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How to Build a Self-Evaluating Agentic AI System with LlamaIndex and OpenAI Using Retrieval, Tool Use, and Automated Quality Checks

In this tutorial, we build an advanced agentic AI workflow using LlamaIndex and OpenAI models. We focus on designing a reliable retrieval-augmented generation (RAG) agent that can reason over evidence, use tools deliberately, and evaluate its own outputs for quality. By structuring the system around retrieval, answer synthesis, and self-evaluation, we demonstrate how agentic patterns

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Tech companies’ access to UK ministers dwarfs that of child safety groups

Exclusive: Amazon, Meta and X among firms holding hundreds of meetings with people at heart of government, data showsTech companies have been meeting government ministers at a rate of more than once per working day, enjoying high-level political access that dwarfs that of child safety and copyright campaigners, who called the pattern “shocking” and “disturbing”.Amazon,

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