AI Agents Explained: How Software That Acts on Its Own Works
An AI agent does more than answer: it chooses actions, uses tools and checks the results. Here is how the loop works, where it helps, and the risks that come with it.
The ideas, people, and products shaping what comes next.
AI & Software Desk
The TechZoneDaily AI & Software Desk covers artificial intelligence, software, platforms and the internet. Stories on this desk are written and edited by the TechZoneDaily editorial team and use primary sources where available.

An AI agent does more than answer: it chooses actions, uses tools and checks the results. Here is how the loop works, where it helps, and the risks that come with it.

Chatbots sometimes state false things with complete confidence. New research points to how they are trained and graded as a cause, and there are practical ways to check an answer.

Two detailed post-incident reports, from Amazon and Google, show how a single fault in shared infrastructure can cascade, and what customers can do to limit the damage.

The EU pushed its AI Act's high-risk deadlines to December 2027 and August 2028, yet enforcement and transparency duties began in August 2026. Here is the timetable as it stands.

DNS turns names into the addresses computers use. How a lookup works, who runs the root, and what a documented DNS failure at Amazon in 2025 shows about how problems cascade.

More AI features now run on the phone itself rather than in the cloud. Apple and Google describe how, and what it means for privacy, speed and what the device can still do.

Open source code sits inside phones, websites and cloud services. What the formal definition requires, how licenses differ, and why dependency tracking has become a security issue.

Progressive web apps are websites that can be installed, work offline and send notifications. Here is how they work, where support differs, and when they beat a native app.

RAG lets an AI model look up documents before it answers. Here is where the idea came from, how a RAG system works, and why it reduces some errors but not all of them.