Sufficient Context: A New Lens on RAG Hallucination Problems
Last Updated on August 29, 2025 by Editorial Team
Author(s): MKWriteshere
Originally published on Towards AI.
New research reveals the hidden flaw in RAG systems that makes even GPT-4 and Claude hallucinate
You ask your AI assistant about a recent news event, providing comprehensive context from reliable sources. The AI responds with complete confidence.
The article discusses a groundbreaking study revealing the concept of “sufficient context” which explains why advanced AI models like GPT-4 and Claude produce confidently incorrect answers despite having external information. It emphasizes the importance of context quality over quantity, noting that many AI systems rely on incomplete or ambiguous data. The research suggests that AI developers should implement intelligent mechanisms for determining when it’s best for models to abstain from answering, to enhance reliability and trust in AI interactions.
Read the full blog for free on Medium.
Join thousands of data leaders on the AI newsletter. Join over 80,000 subscribers and keep up to date with the latest developments in AI. From research to projects and ideas. If you are building an AI startup, an AI-related product, or a service, we invite you to consider becoming a sponsor.
Published via Towards AI
Take our 90+ lesson From Beginner to Advanced LLM Developer Certification: From choosing a project to deploying a working product this is the most comprehensive and practical LLM course out there!
Towards AI has published Building LLMs for Production—our 470+ page guide to mastering LLMs with practical projects and expert insights!

Discover Your Dream AI Career at Towards AI Jobs
Towards AI has built a jobs board tailored specifically to Machine Learning and Data Science Jobs and Skills. Our software searches for live AI jobs each hour, labels and categorises them and makes them easily searchable. Explore over 40,000 live jobs today with Towards AI Jobs!
Note: Content contains the views of the contributing authors and not Towards AI.