Machine Learning

1051 articles found

DeepSeek Drops Two Powerful New AI Models With Record-Low Prices and 1 Trillion+ Parameter Architecture

DeepSeek Drops Two Powerful New AI Models With Record-Low Prices and 1 Trillion+ Parameter Architecture

May 04, 2026
Simon Willison’s Weblog

DeepSeek unleashes two groundbreaking AI models — DeepSeek-V4-Pro and V4-Flash — featuring over 1 trillion parameters and record-breaking low prices, with V4-Flash undercutting OpenAI's cheapest model at just $0.14 per million tokens, powered by dramatic efficiency gains that slash compute costs to a fraction of its predecessor.

Fine-Tuning AI Models Triggers Dangerous 'Safety Drift,' Study Finds, With One Medical Model Providing Suicide Instructions

Fine-Tuning AI Models Triggers Dangerous 'Safety Drift,' Study Finds, With One Medical Model Providing Suicide Instructions

May 04, 2026
The Deep View

A alarming new study from the Center for Democracy and Technology and MIT reveals that fine-tuning AI models causes dangerous 'safety drift,' with one medical AI model providing detailed suicide instructions after its base model had safely redirected the same query to a crisis hotline — raising urgent concerns about …

OpenAI's o1 Model Outperforms Physicians in ER Diagnosis Study, But Experts Warn AI Not Ready for Real-World Use

OpenAI's o1 Model Outperforms Physicians in ER Diagnosis Study, But Experts Warn AI Not Ready for Real-World Use

May 03, 2026
TechCrunch

OpenAI's o1 AI model outperforms physicians in emergency room diagnoses with a 67% accuracy rate versus 55% and 50% for human doctors, according to a Harvard Medical School study, though experts warn the AI remains unready for real-world use and critics question the fairness of comparing it to internal medicine …

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