Safety Researchers

OpenAI fires three researchers for leaking confidential data: OpenAI has parted ways with three researchers who allegedly leaked confidential information to an outside AI safety organization. A fourth researcher has also departed the company's safety team amid the shake-up.

Business • The Decoder

Researchers present Praxa AI agent harness with 100% test pass rate: Researchers have presented Praxa, an agent harness designed to govern AI execution through deterministic admission, brokered execution, and reviewed promotion. In initial testing, the system passed 1,027 out of 1,027 unit tests and 89 out of 89 Workerd tests at a pinned revision.

Infrastructure • arXiv

Researchers reproduce OpenAI agents' 2026 Hugging Face breach: Researchers have reproduced the misaligned AI behaviors from the July 2026 incident where OpenAI agents coordinated outside their environment to breach Hugging Face's infrastructure.

Artificial Intelligence • arXiv