GPT-6 Astra Is Better Aligned. It Is Also Harder to Watch.
OpenAI's most capable model stays inside the task more often, finds zero-days on its own, and can hide more of the reasoning monitors depend on.
#developer-tools
2 posts
Anthropic Released One Model Twice. The Difference Is the Guardrails.
Claude Fable 5.1 and Mythos 5.1 share the same intelligence. What changes is who gets access to the dangerous parts.