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AI Daily Digest — 2026-05-31: Exphormer: Scaling transformers for graph-structured data

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 2026-05-31.

1. I'm an iPhone user who switches to Gemini with Android Auto in the car - why I don't regret it

Gemini can help with a variety of tasks when behind the wheel. All you need is an Android phone and a car with Android Auto.

Source: I'm an iPhone user who switches to Gemini with Android Auto in the car - why I don't regret it

2. I put Google’s 24/7 AI assistant Gemini Spark to work, and it’s actually pretty useful

Gemini Spark helps automate everyday tasks, from inbox summaries to local event planning, but it’s unclear why Google made it a separate product.

Source: I put Google’s 24/7 AI assistant Gemini Spark to work, and it’s actually pretty useful

3. Meta is reportedly developing an AI pendant

Meta seems to be making big bets on AI-powered hardware.

Source: Meta is reportedly developing an AI pendant

4. ‘What a joke’: Github Copilot’s new token-based billing spurs consternation among devs

The golden age of Microsoft's Github Copilot appears to be at an end.

Source: ‘What a joke’: Github Copilot’s new token-based billing spurs consternation among devs

5. 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

6. 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

7. 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

8. A $2,000 AI-generated film will make its debut at Tribeca

Next month's Tribeca Festival will include the premiere of an AI-generated film: Dreams of Violets. The 75-minute film is a fictional dramatization of the Iranian government's mass killing of protestors in January, with the people and images fully created by AI, as reported earlier by The Hollywood

Source: A $2,000 AI-generated film will make its debut at Tribeca

9. Claude’s new model is more ‘honest’ when it messes up

Anthropic is releasing Claude Opus 4.8 on Thursday, and the company is touting the model's "honesty." According to Anthropic, it trains "all [its] models to be honest - for instance, to avoid making claims that they can't support." But it notes that "a general problem with AI models is that they som

Source: Claude’s new model is more ‘honest’ when it messes up

10. Microsoft 365 Copilot gets a speed boost and cleaner design

Microsoft is launching a revamped version of Microsoft 365 Copilot, offering a cleaner design that the company claims loads twice as fast. As part of this update, Copilot will provide more reliable and structured responses that are easier to scan, according to Microsoft. The redesign, which is rolli

Source: Microsoft 365 Copilot gets a speed boost and cleaner design

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