Same week, opposite directions: OpenAI locked down Astra while Anthropic loosened Fable 5's biology guardrails.

The Register put the two side by side on August 8. Read together, frontier safety policy isn't converging on a posture, it's splitting by risk domain, with each lab tightening where its own evals scared it and loosening where false positives cost product usability. That's evidence these policies are capability-reactive rather than principled, which is worth remembering next time a safety framework is cited as a commitment.