This Oxford-led npj Digital Medicine review screened 17,463 records and included 140 empirical studies of human-AI collaboration in healthcare from January 2015 through October 2025. It finds that the evidence base is concentrated in diagnostic interpretation, while triage, therapeutic, administrative, and system-level workflows remain thinner; it also notes that AI benefits depend heavily on task fit, workflow integration, training, and calibrated trust.
Anthropic reports that more than 80% of code merged into its production codebase in May 2026 was authored by Claude. It describes AI systems moving from snippets to autonomous agents and warns that recursive AI development could shift humans into oversight roles while compounding rare misalignment failures.
Amazon published a technical report evaluating Nova Premier under its Frontier Model Safety Framework, targeting CBRN, offensive cyber operations, and automated AI R&D through automated benchmarks, expert red-teaming, and uplift studies. Amazon says Nova Premier is its most capable multimodal foundation model, with a one-million-token context window that can analyze large codebases, long documents, and video, but concludes that the model remains safe for public release under its stated thresholds.