LLM tagged posts

Hidden prompts can plant false memories in AI agents, researchers warn

Study exposes security risks of AI agents with long-term memories
Stateless LLM agents process each interaction in isolation. LLM agents with persistent memory allow for querying and retrieving saved information. Credit: Torres, Shrestha & Misra.

Large language models (LLMs), the computational algorithms underpinning ChatGPT, Gemini and other artificial intelligence (AI)-powered conversational platforms, are now widely used worldwide. These models can rapidly answer questions, source information online, assist users with specific tasks and produce text tailored for specific purposes.

Over the past few years, computer scientists have introduced a wide range of LLMs, some of which can also complete tasks autonomously and take actions on a user’s behalf, for instance, answering messages, scheduling online appointments or updating programming code...

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Researchers develop ‘hierarchical AI agent’ that tackles complex errands with ease

ETRI develops
Hierarchical AI Agent. Credit: Electronics and Telecommunications Research Institute (ETRI)

Korean researchers have developed a hierarchical AI technology that autonomously plans even complex, long-horizon tasks. The development of this hierarchical task-planning AI technology, which reduces hallucinations and doubles the success rate, is expected to help robots and agents carry out long-term missions.

The Electronics and Telecommunications Research Institute (ETRI) developed the hierarchical task-planning artificial intelligence (AI) technology “ReAcTree,” which autonomously divides tasks requiring complex and lengthy procedures into subgoals and carries them out, and presented it at AAMAS 2026, one of the world’s premier conferences in the AI agent field.

This research achievem...

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Is artificial general intelligence already here? A new case that today’s LLMs meet key tests

ai brain
Credit: Pixabay/CC0 Public Domain

Will artificial intelligence ever be able to reason, learn, and solve problems at levels comparable to humans? Experts at the University of California San Diego believe the answer is yes—and that such artificial general intelligence has already arrived. This debate is tackled by four faculty members spanning humanities, social sciences, and data science in a recently published Comment invited by Nature.

Computer scientist Alan Turing first posed this question in his landmark 1950 paper, though he didn’t use the term artificial general intelligence (AGI). His “imitation game,” now known as the Turing Test, asked whether a machine could pass as human in text-based conversation with humans. Seventy-five years later, that future is here.

Over the p...

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New AI system fixes 3D printing defects in real time

AI saves 3D prints in real time
LLMs in continuous improvement cycle. LLM-based supervisor agents can be employed at each step of the continuous improvement cycle. The cycle involves evaluating print quality, identifying failure modes, gathering relevant information, and planning and solving the issues by adjusting the print parameters, ensuring high-quality defect-free parts. Credit: Additive Manufacturing (2025). DOI: 10.1016/j.addma.2025.105027

Additive manufacturing has revolutionized manufacturing by enabling customized, cost-effective products with minimal waste. However, with the majority of 3D printers operating on open-loop systems, they are notoriously prone to failure...

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