OpenAI tests group chats in ChatGPT

The article discusses an experiment where an AI model was allowed to write JavaScript code within a self-hosted runtime called Contenox. The author reflects on a concept regarding tool usage in AI, suggesting that models should generate code to utilize tools instead of direct calls. This approach was tested by executing the generated JavaScript within the Contenox environment, aiming to enhance the efficiency of AI workflows.

The Sector HQ Weekly Digest for November 17, 2025, highlights the latest developments in the AI industry, focusing on the performance of top companies. OpenAI leads with a score of 442385.7 and 343 events, followed by Anthropic and Amazon. The report also notes significant movements, with Sony jumping 277 positions in the rankings, reflecting the dynamic nature of the AI sector.

Sakana AI, a Japanese artificial intelligence company, has successfully raised $135 million in a Series B funding round. This investment is aimed at addressing the challenges posed by Japan's declining workforce, allowing Sakana AI to enhance its technological capabilities and expand its operations across various sectors. The funding reflects growing investor confidence in AI solutions to tackle demographic issues in Japan.

A recent study published on arXiv investigates whether advanced text-to-speech systems can learn social nuances, specifically the human tendency to slow speech for politeness. Researchers tested 22 synthetic voices from AI Studio and OpenAI under polite and casual conditions, finding that the polite prompts resulted in significantly slower speech across both platforms. This suggests that AI can internalize and replicate subtle psychological cues in human communication.

The article discusses the author's experience in running an AI-driven business using free tools. It emphasizes that many entrepreneurs overestimate the necessity of paid tools and complex software to start their ventures. The author highlights the effectiveness of free tools like ChatGPT, GitHub, and Notion in scaling their business, writing over 42 books, and automating workflows. The article serves as a guide for those looking to leverage accessible resources to build and manage their brands efficiently.

South Korea's largest conglomerates have announced plans to invest over $550 billion domestically. This significant investment aims to reinforce the country's industrial base while enhancing economic ties with Washington. The move reflects a commitment to growth and stability in South Korea's economy amidst evolving global dynamics.

Two of Japan's leading AI startups, Sakana and Turing, have collectively raised over ¥35 billion (approximately $230 million) in funding this week. This significant investment highlights the increasing interest from investors in Japan's expanding artificial intelligence sector, which is gaining traction on the global stage.

Princeton Digital Group, a data center operator in Asia supported by Warburg Pincus, is set to invest $700 million in its inaugural campus in South Korea. This investment aims to enhance the development of artificial intelligence in the country, marking a significant step for the company in the Asian market.