Disentangling neural and physiological contributions to fNIRS signals during active and passive auditory tasks

The Pelican comparison grid for Astra is pretty interesting

I got access to GPT-6 Astra this afternoon, so naturally I used it to generate SVGs of pelicans riding bicycles - at low, medium, high, xhigh and max reasoning levels (Astra doesn't support…

8h ago ·simonwillison.net

Why AI Agents Keep Failing in Production (And What to Actually Build Instead)

Originally published on tamiz.pro . The Production Reality Check Every AI agent demo looks magical until it hits production.

• AI agents fail in production due to hallucinations, context drift, and unpredictable failures.
• Agents lack fallback mechanisms; incorrect LLM information is blindly processed, amplifying errors.
• Shift focus from building agents to deterministic systems augmented by language models.

8h ago ·dev.to

Artificial Analysis Intelligence Index v4.2

• AA-Briefcase evaluates agentic knowledge work tasks in multi-week projects
• GDP.pdf assesses professional document reasoning across 100 PDFs in ten domains
• Private test sets now account for 40% of the Index's total score

8h ago ·artificialanalysis.ai

Microsoft court filings: an expert hired by publishers found that only ~60K of 8.2M Copilot chat logs contained at least 16 words in common with news content (Lauren Feiner/The Verge)

Fewer than 1 percent of more than 8 million chat logs regurgitated at least 16 words. … Microsoft's Copilot rarely reproduces …

8h ago ·theverge.com