Claude 4.1 Opus (Reasoning)

AnthropicUnited States

Claude 4.1 Opus (Reasoning) is a high-performance model from Anthropic's Claude family, specifically optimized for deep reasoning and complex problem-solving tasks. It features an extended thinking mode to tackle multi-step logical challenges and is part of the multimodal Claude series supporting long-context interactions.

ReasoningCodingLong contextMultimodal

Input / 1M tokens

$18.75

Output / 1M tokens

$75.00

Output tokens/s

36.55

First-token seconds

7.7s

Supported plans

Benchmark history

Evaluations

TAU2

Measured May 14, 2026Source

Score

0.71

Terminalbench Hard

Measured May 14, 2026Source

Score

0.34

Lcr

Measured May 14, 2026Source

Score

0.66

Ifbench

Measured May 14, 2026Source

Score

0.55

Aime 25

Measured May 14, 2026Source

Score

0.8

Scicode

Measured May 14, 2026Source

Score

0.41

Livecodebench

Measured May 14, 2026Source

Score

0.65

Hle

Measured May 14, 2026Source

Score

0.12

Gpqa

Measured May 14, 2026Source

Score

0.81

Mmlu Pro

Measured May 14, 2026Source

Score

0.88

Artificial Analysis Math Index

Measured May 14, 2026Source

Score

80.3

Artificial Analysis Coding Index

Measured May 14, 2026Source

Score

36.5

Artificial Analysis Intelligence Index

Measured May 14, 2026Source

Score

Plan availability

Products and plans that support this model

No products or plans have been linked to this model yet.

Discussion

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