Latest Articles
The Biggest Plot Twist? AI is Happening on the Mainframe
Mainframes Bring AI to the Data When the general public hears“mainframe,” they may picture a massive machine from the early days of computing, a relic of a bygone era. However, we know that perception is flawed. The mainframe isn’t a museum piece; it’s the...
🎧 Today’s Modernization is AI and Mainframes – featuring Venkat Balabhadrapatruni
In a Planet Mainframe podcast, Amanda Hendley, Managing Editor at Planet Mainframe, sat down with Venkat Balabhadrapatruni, a solution architect at Broadcom Software and 2025 IBM Champion. They discussed the company’s strategy for bringing modern AI capabilities to...
Is Your AI Modernization Tool a Match? Take the Quiz
A 5-Minute Quiz to Cut Through the Hype Mainframes remain pillars of the global digital economy, clearing transactions, securing data, and keeping industries like banking, insurance, and healthcare running 24/7. While the hardware stays rock-solid, the legacy...
What’s Inside – Cheryl Watson’s Tuning Letter
The latest Tuning Letter, 2025 No.3, is out now! Subscribers to Cheryl Watson’s Tuning Letter can find the latest issue, 2025 No.3, on our Tuning Letter website. If you are not a current Tuning Letter subscriber, check the website for information about subscription...
The Spectrum of Trust: How Mainframers Are Embracing Agentic AI
A few years ago, the idea of letting artificial intelligence (AI) tweak a production mainframe system on its own would’ve made even the most daring system programmer break out in a cold sweat. We would have heard, “Let the machine make the change? Not on my watch.” ...
Mainframe Artificial Intelligence Quiz
At Planet Mainframe, we’re spending the month of November focusing on AI and the mainframe. Once viewed as separate worlds, AI and IBM Z now work hand in hand to deliver real-time insights, predictive analytics, and intelligent automation across enterprise-scale...
NEWS – Granite 4.0, Free Cybersecurity Labs, and more
IBM Announces Granite 4.0 Free (Cybersecurity) Labs! Upcoming IBM Z Day Chase Card Decommissioning All Mainframe Code, with AI Assistance IBM z/OS Core Collection v1.15.0 GA ReleasedIBM Announces Granite 4.0 IBM has introduced Granite 4.0, initiating a new era for its...
Actual Intelligence in z/OS Performance and Capacity Planning
It is exciting to be part of the world of computer performance at the dawn of AI. Many companies are heavily investing in Artificial Intelligence (AI) with only a few crude implementations having materialized thus far. As a performance guy, I can say it is important...
AI and ethics and mainframes
When Beliefs Shape Machines Imagine two people talking in a bar—one believes in God, and the other doesn’t. One swears by Apple, the other by Android. One supports Trump, the other can’t stand him. It doesn’t matter which side you’re on; the point is that people...
Why It’s Finally Time to Retire Your TN3270 Emulator
For decades, TN3270 terminal emulators have been a staple for accessing mission-critical mainframe applications. However, as cyber threats evolve and legacy systems strain under new compliance demands, it is becoming increasingly clear that traditional...


