Your daily briefing on what's happening in AI — from groundbreaking research to industry moves, curated from the world's most trusted sources. Here are the top stories for 2026-09-28.

AI Daily Digest — 2026-09-28: Meta's Muse agent is attacking one of the economy's most profitab

1. OpenAI agents tried to ‘bruteforce’ a UN website

Security researcher Rowan Howard-Jones says that OpenAI agents scanned the UN Conference on Trade and Development's (UNCTAD) statistics site over 16,000 times between April and June. While the incident doesn't quite rise to the level of the Hugging Face hack, or the recent attacks on US government s

Source: OpenAI agents tried to ‘bruteforce’ a UN website

2. Google tests buying from Walmart-owned Flipkart through Gemini and AI Mode in India

The limited test covers select products and users, with a broader rollout planned for later in October.

Source: Google tests buying from Walmart-owned Flipkart through Gemini and AI Mode in India

3. Meta's Muse agent is attacking one of the economy's most profitable weak spots

Meta's Muse AI personal agent will work over your credit card spending if you don't mind the invasion. How big a threat is it to the subscription economy?

Source: Meta's Muse agent is attacking one of the economy's most profitable weak spots

4. Anthropic’s Dario Amodei gets the SNL treatment

"AI is the devil and I its maker."

Source: Anthropic’s Dario Amodei gets the SNL treatment

5. Anthropic CEO Amodei set to meet with Trump after missing state dinner

As top tech CEOs rubbed elbows at President Trump's glitzy dinner for Chinese President Xi on Thursday, Anthropic's CEO was noticeably absent.

Source: Anthropic CEO Amodei set to meet with Trump after missing state dinner

6. Trump to have dinner with Anthropic CEO Amodei at the White House

Athropic CEO Dario Amodei is set to have dinner with President Donald Trump at the White House on Sunday.

Source: Trump to have dinner with Anthropic CEO Amodei at the White House

7. Can Muse overcome Meta’s trust issues?

On Equity, we discussed how Meta's AI announcement managed to steal the spotlight from OpenAI and Anthropic.

Source: Can Muse overcome Meta’s trust issues?

8. Exphormer: Scaling transformers for graph-structured data

Posted by Ameya Velingker, Research Scientist, Google Research, and Balaji Venkatachalam, Software Engineer, Google Graphs , in which objects and their relations are represented as nodes (or vertices) and edges (or links) between pairs of nodes, are ubiquitous in computing and machine learning (ML).

Source: Exphormer: Scaling transformers for graph-structured data

9. Mixed-input matrix multiplication performance optimizations

Posted by Manish Gupta, Staff Software Engineer, Google Research AI-driven technologies are weaving themselves into the fabric of our daily routines, with the potential to enhance our access to knowledge and boost our overall productivity. The backbone of these applications lies in large language mo

Source: Mixed-input matrix multiplication performance optimizations

10. MobileDiffusion: Rapid text-to-image generation on-device

Posted by Yang Zhao, Senior Software Engineer, and Tingbo Hou, Senior Staff Software Engineer, Core ML Text-to-image diffusion models have shown exceptional capabilities in generating high-quality images from text prompts. However, leading models feature billions of parameters and are consequently e

Source: MobileDiffusion: Rapid text-to-image generation on-device


💬 What Do You Think?

Which of today's stories matters most for developers? Are any of these trends overhyped? Drop a comment below — I read and reply to every discussion.


📡 Today's sources: blog.research.google, cnbc.com, techcrunch.com, theverge.com

AI Daily Digest is compiled daily from first-party AI company blogs, major news agencies, and technology press. Edited and curated by a human. Last updated: 2026-09-28.