The AI race is shifting from bigger models to cheaper, smarter systems

AI companies are moving beyond a simple race over who has the biggest or newest model. Perplexity CEO Aravind Srinivas says the real product is becoming the system that chooses which model to use for ...
Decrypt

Perplexity Fine-Tuned a Chinese AI Model to Match Claude Opus 4.8 at One-Third the Cost

Perplexity's post-trained GLM 5.2 preview pairs a cheaper open-source base with a frontier advisor—and it's already live in ...

OpenAI Releases New, More Powerful A.I. Model

The new release was delayed after the U.S. government restricted the latest artificial intelligence models over cybersecurity ...

Why marketing mix modeling is still hard to get right

Open-source tools have made MMM more accessible, but reliable results still depend on clean data, thoughtful modeling, and ...
Journal of Medical Internet Research

Prediction of Moderate-to-Severe Sepsis-Associated Acute Kidney Injury Using a Dual-Timepoint Machine Learning Model: Development, Multiregional Validation, and Clinical ...

Subgroup analyses confirmed robust model performance across different age, gender, and comorbidity subgroups. SHAP analysis identified urine output, mechanical ventilation, Sequential Organ Failure ...