Claude Opus 4.6
LatestAnthropic
•
Proprietary# 34
Released
Feb 5, 2026
# 3
Context Length
1M
Benchmarks
# 17
Code RankedAGI
78.1%
# 13
SWEBench Pro
57.3%
# 5
SWEBench Multilingual
77.8%
# 5
SWEBench Verified
80.8%
# 14
Terminal Bench 2.0
65.4%
# 33
Agentic RankedAGI
66.9%
# 7
Browse Comp
84.0%
# 5
Code Arena
1551
# 8
Code Livebench
78.2%
# 7
DeepSWE
28.0%
# 5
AgenticCode LiveBench
61.7%
# 11
OSWorld Verified
72.7%
# 1
Svelte Bench
100.0%
# 5
LiveCodeBench v6
88.8%
# 6
Cyber Gym
66.6%
# 7
Codeforces ELO
2352
# 15
Reason RankedAGI
76.2%
# 15
HLE
40.0%
# 12
HLE w/ Tools
53.0%
# 10
GPQA Diamond
91.3%
# 2
Text Arena
1503
# 2
AIME 2026
96.7%
# 2
Vending Bench 2
$8,017.59
# 1
NYT Connections
94.7%
# 3
MMLU Pro
89.1%
# 14
MMMU Pro
73.9%
# 6
MMMU Pro w/ Tools
77.3%
# 13
Math RankedAGI
75.6%
# 19
RAGI RankedAGI
67.1%
# 9
ARC AGI 2.0
68.8%
# 5
LiveCodeBench Pro
71.7%
# 1
𝜏²-Bench Telecom
99.3%
# 1
𝜏²-Bench Retail
91.9%
# 6
HealthBench Hard
14.8%
# 4
MedXpertQA Text
52.1%
# 5
MedXpertQA MM
64.8%
# 5
DeepSearch QA
73.7%
# 7
GDPval AA
1619
# 17
MCP Atlas
59.5%
# 3
Finance Agent
60.7%
# 3
MMMLU
91.1%
# 7
CharXiv Reasoning
69.1%
# 3
CharXiv Reasoning w/ Tools
84.7%
# 3
Code DesignArena
1341
# 15
Toolathlon Pass@1
47.2%
# 2
𝜏³ Bench
72.4%
Pricing
# 41
Input Cost /M
$5
# 47
Output Cost /M
$25
# 27
Cached Cost /M
$0.5