📡 AI INTELLIGENCE BRIEF: The Week 3 Billion Parameters Beat 120 Billion. Efficiency Won.
95.0% Claude Fable 5's score on SWE-bench Verified — the highest ever recorded by any model. The previous record was 88.6%, held by Claude Opus 4.8 — released just two weeks ago. GPT-5.5 sits at 58.6% on SWE-bench Pro. Anthropic just lapped the field.