Anthropic

Claude Sonnet 5

Jun 30, 2026ReasoningClosed weights

Compare

Intelligence

34.4

#95 of 744Rank 95 of 744 measured models

Output speed

61.9 t/s

#273 of 403Rank 273 of 403 measured models

Price/1M

$4

#532 of 659Rank 532 of 659 measured models

Context window

1M

#84 of 1199Rank 84 of 1199 measured models

Cost per task

$2.87

#175 of 193Rank 175 of 193 measured models

Claude Sonnet 5 (Xhigh) scores 34.4 on the Artificial Analysis Intelligence Index, ranking 95th of 744 measured models. The closest models on this index are DeepSeek V4 Flash Vision (Max) (34.8), DeepSeek V4 Flash 0731 (Max) (34.3), and Gemini 3.6 Flash (High) (34.0). At $4 per million tokens (3:1 input/output blended price), it is more expensive than DeepSeek V4 Flash Vision (Max) ($0.66), DeepSeek V4 Flash 0731 (Max) ($0.66), and Gemini 3.6 Flash (High) ($1.50). With an output speed of 61.9 t/s, it is slower than DeepSeek V4 Flash Vision (Max) (173 t/s), DeepSeek V4 Flash 0731 (Max) (173 t/s), and Gemini 3.6 Flash (High) (175 t/s).