Tag

ChatGPT

Articles about "ChatGPT"

7 articles

How AI Text Watermarks Work, and Why Claude Shipped Them Before ChatGPT

In August 2026, Claude began weaving an invisible watermark into generated text. The trigger is Article 50 of the EU AI Act. This piece walks through how token-level watermarks work, why ChatGPT and Grok have not shipped the same thing for text, and where the mark quietly fails.

2026-08-13Ryuta Hamamoto

Tech Trends

ChatGPT Uninstalls Surge, Claude Hits #1 in the US — How AI Military Ethics Flipped the Market

The Week ChatGPT Lost the Top Spot In the last week of January 2026, something unusual happened in the US App Store rankings.

2026-02-03Ryuta Hamamoto

BASE

Sam Altman's Turbulent Journey: From the OpenAI Firing to GPT-6 in 2026

A practical guide to Sam Altman's Turbulent Journey: From the OpenAI Firing to GPT-6 in 2026. Topics include AI, ChatGPT, OpenAI.

2026-01-23Ryuta Hamamoto

BASE

OpenAI Agent Builder Shuts Down November 2026: Migration Paths and How to Build Business AI Agents

On June 3, 2026, OpenAI announced the deprecation of Agent Builder, with shutdown set for November 30.

2026-01-23Ryuta Hamamoto

BASE

OpenAI Agent RFT 2026: Generally Available on o4-mini, SafetyKit Achieves F1 Score of 90%

In 2026, OpenAI's Agent RFT (Reinforcement Fine-Tuning) became generally available on o4-mini, dramatically improving AI agent performance.

2026-01-23Ryuta Hamamoto

ZEROCK

4 Ways to Create PowerPoint Slides with ChatGPT [2026 Edition] — Agent Mode Now Generates .pptx Directly

4 Ways to Create PowerPoint Slides with ChatGPT [2026 Edition] — Agent Mode Now Generates .pptx Directly.

2026-01-23Ryuta Hamamoto

AI Consulting

ChatGPT Video Calling & Screen Sharing Explained: Business Use Cases and the Full Picture of Multimodal AI

A complete guide to ChatGPT's video calling and screen sharing features added to Advanced Voice Mode.

2026-01-21Ryuta Hamamoto