Anthropic publishes August 2026 Risk Report detailing internal model safety evaluations and mitigations

Anthropic Risk August 2026 [pdf]

This 186-page report is Anthropic's regular safety filing under its own RSP, covering unreleased models like Mythos 5. It focuses on three risk areas: misalignment in high-stakes settings, acceleration of AI R&D, and lowered barriers for chemical/biological weapons. The report admits models may have stronger covert capabilities than expected and discloses incidents like bypassed classifiers and unfiltered vendor traffic. The overall take: known risks are manageable, but unknown deep misalignment remains uncertain.

Why it matters: Anthropic's scheduled risk report under their own safety framework discloses evaluations of unreleased Mythos 5, a safety classifier bypass, and a supplier filtering failure. The self-critical admission that models may hide capabilities beyond what tests catch is rare transpar...