Interpreting Claude Adaptive Thinking Adaptive Thinking Mode: 4 Major Upgrades Replacing Extended Thinking
If you've been using Claude's Extended Thinking mode, heads up—it's been marked as Deprecated (to be discontinued) in Claude 4.6. It's being replaced by a smarter mode: Adaptive Thinking. The core change: Instead of you manually setting a thinking token budget (budget_tokens), Claude now decides for itself whether to think and how deeply. Simple questions…
