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OpenAI o3 and o4 explained: Everything you need to know
OpenAI o3 and o4-mini are successors to the o1 model and are releases from the OpenAI reasoning model branch. These models became widely available on April 16, 2025.

AI lawsuits explained: Who's getting sued?
Authors, artists and others are filing lawsuits against generative AI companies for using their data in bulk to train AI systems without permission.
The 5-day workweek is coming to an end
Studies show benefits to a four-day workweek, including a better work-life balance and better work results.
What's going on with Nvidia stock and the booming AI market?
Nvidia's market value surpassed $3 trillion in 2024, fueled by the generative AI boom, rebounding tech sector and 154% stock growth in 2024. However, there are questions if AI will sustain the hype cycle.
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In-Depth Guides
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DeepSeek explained: Everything you need to know
DeepSeek, a Chinese AI firm, is disrupting the industry with its low-cost, open source large language models, challenging U.S. tech giants.
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AI in healthcare: A guide to improving patient care with AI
AI is permeating critical healthcare practices, from interpreting mammograms to discovering life-saving drugs, while surgically transforming hospital workflows.
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What is quantum computing? How it works and examples
Quantum computing is an emerging area of computer science focused on building computers based on the principles of quantum theory to dramatically increase computation speeds.
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What is ransomware? Definition and complete guide
Ransomware is malware that locks and encrypts a victim's data, files, devices or systems, rendering them inaccessible and unusable until the attacker receives a ransom payment.
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What is IT automation? A complete guide for IT teams
IT automation is the use of instructions to create a clear, consistent and repeatable process that replaces an IT professional's manual work in data centers and cloud deployments.
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SAP S/4HANA migration: A definitive guide
Moving a business to S/4HANA comes with major risks, yet it is also a real opportunity for digital transformation. Here's the information and best practices to ensure success.
New & Updated Definitions
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What is a chief product officer (CPO)?
A chief product officer (CPO) is a C-level executive responsible for the overall product strategy, development, and performance within an organization. See More.
- What is PC as a service (PCaaS)?
- What is manager self-service?
- What is SAP BW (Business Warehouse)?
- What is a bitcoin address?
- What is PUE (power usage effectiveness)?
- What is an asymmetric cyberattack?
- Apple iOS
- What is change control?
Tech News
Salesforce Marketing Cloud Next employs more agents, CDP
Salesforce overhauls Marketing Cloud with agentic AI.
ThoughtSpot evolving as BI becomes driven by AI
Recent releases, including the Agentic Analytics Platform and Agentic Semantic Layer, demonstrate that the vendor continues to be creative amid the ...
Cybersecurity top of mind in Cisco 360 partner program
Many of the innovations unveiled during Cisco Live will provide new opportunities for Cisco’s security partners, the company said.
AI technologies are only as good as their managers
ESG's Jim Frey joins the podcast to discuss why developing the right tools to provide oversight and coordination across agentic and GenAI ...