Anthropic: Claude Sonnet 4.5

anthropic/claude-sonnet-4.5

Context: 1,000,000In: $3.00/1MOut: $15.00/1MUpdated 2026-08-05

Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...

Intelligence
36.4
Coding
52.1
Agentic
24.6

Metric profile

Trend over time

Intelligence
36.4
Coding
52.1
Agentic
24.6

Only 1 snapshot so far (data refreshes daily) — the trend line appears after the 2nd snapshot.

Classic evals (curated from model cards)

Anthropic Claude — manually maintained, may lag releases

MMLU-Pro
74%
GPQA Diamond
70.8%
HumanEval
92%

Design Arena (ELO by category)

CategoryELOWin rateRank
asciiart124456.4%
#13
3d121351.2%
#42
website121352.1%
#47
codecategories121251.7%
#43
gamedev121151.3%
#43
uicomponent120949.8%
#43
mobileapps119652.3%
#18
dataviz119347.4%
#51
svg116252.2%
#42
webapps111243.1%
#27
fullstack109643.5%
#22