Anthropic has released Claude Sonnet 5, positioning the model as its most autonomous mid-tier offering to date and a lower-cost alternative to its flagship Opus 4.8 system. The company said the model can plan multi-step tasks, operate tools such as browsers and terminals, and complete agentic work at a level that previously required larger and more expensive models.
Security researchers at Group-IB have uncovered a Windows malware strain that turns Microsoft 365 calendars into covert channels for receiving commands and stealing files from targeted organizations.
OpenAI is reportedly developing a desktop application that would combine several of its emerging AI products into a single platform, according to reports, marking the latest step in the company's effort to transform ChatGPT from a standalone chatbot into a broader productivity and automation environment.
Ransomware attacks are becoming more automated, and AI could take that much further, according to global cybersecurity company NCC Group's July 2026 threat intelligence report.