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Claude 4 Opus

Latest

Anthropic

Proprietary
# 4

Released

May 22, 2025

# 1

Knowledge Cutoff

Mar 25

# 6

Context Length

200K

chart

Benchmarks

# 8

Code RankedAGI

69.0%

# 7

Coding LiveBench

73.6%

# 6

Aider Polyglot

70.7%

# 2

SWEBench Verified

79.4%

# 2

WebDev Arena

1411.98

# 15

LiveCodeBench v6

48.4%

# 4

Code LMArena

1456

# 6

GPQA Diamond

83.3%

# 12

Reason LiveBench

56.4%

# 7

ELO LMArena

1414

# 4

AIME 2025 I & II

90.0%

# 11

Math LiveBench

78.8%

# 10

Humanity Last Exam

10.7%

# 7

MMMU

76.5%

# 11

IF LiveBench

78.4%

# 12

Avg LiveBench

63.8%

coins

Pricing

# 28

Input Cost /M

$4

# 35

Output Cost /M

$75

# 14

Cached Cost /M

$1.5

sparkle-2

Additional Details

Model ID

claude-opus-4-20250514

Last Updated

15 days ago