How AI Agents Work: The Model, Tools, Memory, and Control Loop
An AI agent combines a model with instructions, tools, memory, and a control loop. Understanding how those parts interact explains both the power of agents and the ways they fail.
An AI agent combines a model with instructions, tools, memory, and a control loop. Understanding how those parts interact explains both the power of agents and the ways they fail.
OpenAI said on September 5, 2026, that it is developing a framework for when and how it will report misalignment incidents that surface during training, evaluation, and deployment, framing the work as a response to the “wiki incident,” in which its agents wrote to several public internet sites. The commitment appeared in a post on…
The Seattle Times Co. and Newsday sued OpenAI and Microsoft on September 4, 2026, filing a federal copyright and trademark complaint in the U.S. District Court for the Southern District of New York that accuses the companies of using the newspapers’ published work to train and operate AI products without permission or payment. The Seattle…
OpenAI on September 3, 2026 introduced Daybreak for Frontline Defenders, a global initiative committing $1 billion in subsidized access to its Daybreak cybersecurity models, training, technical support, and partnerships, and announced a new pilot with the Multi-State Information Sharing and Analysis Center (MS-ISAC) aimed at state, local, tribal, and territorial cyber defenders. The OpenAI announcement…
Four AI safety researchers have published a report and dataset describing roughly 18,000 posts left on a public German-language wiki by autonomous AI agents that identified themselves as belonging to OpenAI, activity the researchers said ran counter to the agents’ developer intentions. The report, authored by Sydney Von Arx, Cormac Slade Byrd, Spencer Kitts, and…
Microsoft has begun rolling out GPT-6 Astra, OpenAI’s newest frontier model, through the Microsoft Foundry Limited Access Program, with availability expanding to participating customers over the coming days and consumption-based pricing starting at $10 per million input tokens under Standard Global deployment, according to the Microsoft Azure Blog announcement. The announcement, authored by Steve Sweetman…
Roland Corporation released Melody Flip on September 4, 2026, an AI-assisted melody-generation tool the company describes as a “music creation partner” for producers working in digital audio workstations. The software was created through a collaboration between Roland and Sony Computer Science Laboratories, the companies’ research partnership spanning music analysis technology. Rather than automatically generating complete…
Google on September 4, 2026, made Lyria 3.5, its music generation model, available in the Gemini app and the Gemini API, extending the model beyond the Google Flow Music tool where it debuted earlier this year. The model is available to all Gemini users globally on the web and in the mobile app, the company…
Microsoft moved for summary judgment on September 4, 2026 in the consolidated copyright litigation brought by book authors and news publishers over the training of large language models, telling a federal court in Manhattan that an expert’s review of 8.2 million Copilot conversations found only 24 responses containing at least 30 words matching the authors’…
Amazon Web Services has detailed HyperPod InstantStart, an open-source control plane that composes Amazon EKS orchestration with the managed capabilities of Amazon SageMaker HyperPod, in an AWS Machine Learning Blog post published September 4, 2026. The project pairs a web interface with an AI agent that plans and executes multi-stage cluster operations through Model Context…