Daily Research Brief 2026-05-16

📊 Token usage: estimated from retrieval and writing scale.

Covers the latest AI research, open source and industry moves, updated daily.

Editor’s Note

Anthropic raised $30B at a $900B valuation, first to pass OpenAI; Google deeply embedded Gemini into Android; Apple ended its OpenAI partnership for Claude + Gemini, with mutual breach suits; Beijing released the open-source ‘Lingji OS’ agent base.

1. Latest arXiv Papers

1. Controlling Logical Collapse in LLMs via Algebraic Topology — https://arxiv.org/abs/2605.12968

2. AdaFocus: Adaptive Relevance-Diversity Sampling for Efficient Fine-Tuning — https://arxiv.org/abs/2605.12954

3. PaperFit: AI-Powered LaTeX Typesetting Auto-Optimization — https://arxiv.org/abs/2605.10341

4. ELF: 105M-Parameter Diffusion Language Model Surpasses Autoregressive Baselines

5. On-Demand Search for Long-Horizon Embodied Tasks

6. Intern-S2-Preview: 35B Science Multimodal Model Rivaling Trillion-Scale Models

7. LLMs Improving LLMs: Agentic Discovery for Test-Time Compute — https://arxiv.org/abs/2605.08083

8. Normalizing Trajectory Models — https://arxiv.org/abs/2605.08078