How Claude Fable 5.1 Cracked a 370-Year-Old Cipher
For 373 years, a 64-number cryptogram at the end of a 1653 book resisted every codebreaker who tried it. This past August, Claude Fable 5.1 ...
Sep 14, 2026
4 min
GPT-6 Astra: Specs, Benchmarks, and the Critical-Threshold Tradeoff
OpenAI shipped GPT-6 Astra on September 3, 2026, its first model rated Critical for cybersecurity capability under its Preparedness Framewor...
Sep 4, 2026
7 min