Compare AI Models

Comparing the specifications and intelligence benchmarks for Claude Opus 4.5 (Non-reasoning), Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort).

Model	Intelligence	MMLU Pro	Context	GPQA	TTFT (s)	Speed (T/s)	Input Price (1M)	Output Price (1M)
Claude Opus 4.5 (Non-reasoning) Anthropic	43.1	88.9%	-	81.0%	1.04	51	$5.00	$25.00
Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort)New Anthropic	51.7	-	-	87.5%	37.05	57	$3.00	$15.00

Claude Opus 4.5 (Non-reasoning) vs Claude Sonnet 4.6 (Adaptive Reasoning, Max Effort) Comparison 2026: Pricing & Benchmarks