Anthropic logo

Claude Sonnet 4.5

Latest

Anthropic

Proprietary
# 49

Released

Sep 29, 2025

chart

Benchmarks

# 66

Code RankedAGI

59.9%

# 39

SWEBench Pro

43.6%

# 19

SWEBench Verified

77.2%

# 29

Terminal Bench 2.0

51.0%

# 80

Agentic RankedAGI

49.6%

# 23

Browse Comp

43.6%

# 12

Code Arena

1491

# 5

Code Livebench

80.4%

# 9

AgenticCode LiveBench

53.3%

# 17

OSWorld Verified

61.4%

# 7

Svelte Bench

93.3%

# 13

Cyber Gym

28.9%

# 85

Reason RankedAGI

52.3%

# 51

HLE

17.7%

# 30

HLE w/ Tools

33.6%

# 38

GPQA Diamond

83.4%

# 20

AIME 2025 I & II

87.0%

# 15

Vending Bench 2

$3,838.74

# 8

MMMU

77.8%

# 18

MMMU Pro

63.4%

# 10

MMMU Pro w/ Tools

68.9%

# 46

Math RankedAGI

71.3%

# 74

RAGI RankedAGI

53.9%

# 16

ARC AGI 2.0

13.6%

# 3

𝜏²-Bench Telecom

98.0%

# 3

𝜏²-Bench Retail

86.2%

# 23

GDPval AA

1327

# 22

MCP Atlas

43.8%

# 10

Finance Agent

54.2%

# 6

MMMLU

89.5%

# 28

Code DesignArena

1232

# 20

Toolathlon Pass@1

41.0%

coins

Pricing

# 39

Input Cost /M

$3

# 46

Output Cost /M

$15

sparkle-2

Additional Details

Last Updated

11 days ago