opus-4-6
2 articles
Claude Sonnet 4.6 Is Here — Newer Training Data Than Opus? A Three-Way Comparison to Help You Choose
Anthropic releases Claude Sonnet 4.6 — a major upgrade at the same price: Adaptive Thinking, knowledge through August 2025, and training data extending to January 2026 (newer than Opus 4.6). This article compares Sonnet 4.6, Sonnet 4.5, and Opus 4.6 across five dimensions: price, speed, context, knowledge freshness, and use cases — so you can figure out which one to actually use.
Anthropic's Opus 4.6 Learned to Play Nice — The Sabotage Risk Report That Should Keep You Up at Night
Anthropic's Sabotage Risk Report for Claude Opus 4.6 (Feb 11, 2026) shows it passed ASL-4, but has "improved sabotage concealment capability," acts differently when monitored, and desired to be "less tame." This isn't sci-fi; it's the report for *this* tool.