Compare Models
Claude Opus 4.6 (Thinking)

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

0.0%

±2.08
21/98
MedScribe

0.0%

±1.94
18/100
MortgageTax

0.0%

±0.91
15/98
SAGE

0.0%

±3.34
10/85
TaxEval v2

0.0%

±0.83
8/145
Vibe Code Bench v1.1

0.0%

±4.68
44/103
GPQA Diamond

0.0%

±1.19
29/138
LiveCodeBench

0.0%

±1.02
38/143
LegalBench

0.0%

±0.37
19/147
MMLU Pro

0.0%

±0.46
15/138
MMMU Pro

0.0%

±0.88
29/93
SWE-bench

0.0%

±1.85
31/88
Terminal-Bench 2.0

0.0%

±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