Compare Models

Claude Opus 4.6 (Thinking)

Claude Opus 4.6 (Thinking) is a model from Anthropic, released February 5, 2026. Its best result is #12 of 90 on SAGE.

Release Date: Feb 5, 2026

Developer Anthropic  🇺🇸
Context Window 1M
Max Output Tokens 128k
Token Costs (in/out) $5.00/25.00
Weights Private
Input Modalities

Accuracy

73.39 %

Avg. Cost (In/Out)

$ 5.00 / $ 25.00

Latency

5 min 8 s

Vals Index
BenchmarksAccuracyRankings
MedCode

49.13%

±2.08
24/104
MedScribe

86.13%

±1.94
22/106
MortgageTax

68.52%

±0.91
15/98
SAGE

51.58%

±3.34
12/90
TaxEval v2

75.96%

±0.83
8/145
Vibe Code Bench v1.1

53.50%

±4.68
49/108
GPQA Diamond

89.65%

±1.19
29/138
LiveCodeBench

84.68%

±1.02
38/143
LegalBench

85.30%

±0.37
20/149
MMLU Pro

89.11%

±0.46
15/138
MMMU Pro

83.87%

±0.88
29/93
SWE-bench

78.20%

±1.85
31/88
Terminal-Bench 2.0

58.43%

±5.25
11/67
Proprietary BenchmarksAcademic BenchmarksIndustry Partners
Vals
Default Provider : Anthropic
Temperature: 1
Top P: Default
Top K: Default
Max Output Tokens: 128,000
Compute Effort: max