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Claude Opus 4.1

Latest

Anthropic

Proprietary
# 54

Released

Aug 5, 2025

# 4

Knowledge Cutoff

Mar 25

# 10

Context Length

200K

chart

Benchmarks

# 62

Code RankedAGI

60.6%

# 25

SWEBench Verified

74.5%

# 68

Agentic RankedAGI

53.5%

# 32

Code Arena

1385

# 14

Cyber Gym

25.0%

# 68

Reason RankedAGI

59.1%

# 44

GPQA Diamond

80.9%

# 32

AIME 2025 I & II

78.0%

# 9

MMMU

77.1%

# 70

Math RankedAGI

67.4%

# 65

RAGI RankedAGI

56.1%

# 1

Svelte Bench v1

88.9%

# 32

Code DesignArena

1221

coins

Pricing

# 44

Input Cost /M

$15

# 51

Output Cost /M

$75

# 32

Cached Cost /M

$1.5

sparkle-2

Additional Details

Model ID

claude-opus-4-1-20250805

Last Updated

about 2 months ago