Perplexity Open Sources Numbat To Monitor Risky AI Coding Agents

Perplexity's open-source Numbat watches AI coding agents on endpoints, adding detection and opt-in blocking after OpenAI's ...
Public Broadcasting Service (PBS)

What's the difference between closed, open‑source and open-weight AI? A researcher explains

AI models that are open source allow developers and users to see and modify the underlying program code.
Microsoft

From open lures to cloaked gates: How a macOS ClickFix campaign learned to hide

A macOS ClickFix campaign shifted tactics from openly serving infostealer lures to hiding them behind a browser-fingerprinting gate. The change makes malicious infrastructure harder to detect while ...
Communications of the ACM

Unpacking Open Source Artificial Intelligence: Toward a Framework for Openness in Foundation Models

Defining and evaluating openness in AI requires examining both the model and system stack, including interfaces, safeguards, ...

OpenAI’s Astra solves 10 long-open math problems and publishes the proofs

OpenAI Group PBC revealed Saturday that an internal version of Astra, the model family it calls its next major release, ...