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Claude 4 Sonnet

Latest

Anthropic

Proprietary
# 4

Released

May 22, 2025

# 1

Knowledge Cutoff

Mar 25

# 6

Context Length

200K

chart

Benchmarks

# 13

Code RankedAGI

66.7%

# 2

Coding LiveBench

78.3%

# 14

Aider Polyglot

56.4%

# 1

SWEBench Verified

80.2%

# 4

WebDev Arena

1389.18

# 15

LiveCodeBench v6

48.4%

# 7

Code LMArena

1432

# 5

GPQA Diamond

83.8%

# 13

Reason LiveBench

54.9%

# 11

ELO LMArena

1390

# 12

AIME 2025 I & II

85.0%

# 13

Math LiveBench

76.4%

# 15

Humanity Last Exam

7.7%

# 10

MMMU

74.4%

# 12

IF LiveBench

77.3%

# 13

Avg LiveBench

62.4%

coins

Pricing

# 27

Input Cost /M

$3

# 33

Output Cost /M

$15

# 10

Cached Cost /M

$0.3

sparkle-2

Additional Details

Model ID

claude-sonnet-4-20250514

Last Updated

15 days ago