Verified75% confidenceFactExact time
Claude's Extended Thinking mode causes the model to perform an explicit internal reasoning chain before output, improving complex task quality but significantly increasing token consumption.
5
Sources
75%
Confidence
Medium-term (~90 days)
Relevance
7/20/2026
First Seen
Valid until: 10/18/2026
Sources
Related Claims
VerifiedWhen Claude's Extended Thinking feature is enabled, the model outputs an internal reasoning process (a thinking block) before generating the final response; this reasoning is visible to the user but is not counted as part of the conversation context.82% similarUnverifiedExtended thinking mode causes the model to perform an explicit internal reasoning chain before output, at the cost of significantly increased token consumption, with reasoning tokens typically billed at a higher rate.81% similarVerifiedReasoning Effort is essentially a parameter that controls the depth of the model's chain of thought; the higher the level, the more internal reasoning steps the model is allowed, and latency and cost rise proportionally.80% similarUnverifiedThe core of the Extended Thinking mechanism is allocating a greater computational budget during the model's reasoning phase, allowing the model to analyze problems from multiple angles, self-correct, and compare solutions — a process the academic community calls Inference-Time Compute Scaling.78% similarVerifiedExtended Thinking is a reasoning enhancement mechanism introduced by Anthropic in the Claude 3 series that allows the model to perform an explicit internal Chain-of-Thought before generating a final answer.78% similar
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