Anthropic: Claude Opus 4.5

anthropic/claude-opus-4.5

Context: 200,000In: $5.00/1MOut: $25.00/1MUpdated 2026-08-05

Claude Opus 4.5 is Anthropic’s frontier reasoning model optimized for complex software engineering, agentic workflows, and long-horizon computer use. It offers strong multimodal capabilities, competitive performance across real-world coding and...

Intelligence
Coding
Agentic

Metric profile

Trend over time

Intelligence
Coding
Agentic

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

Classic evals (curated from model cards)

Anthropic Claude (Opus) — manually maintained, may lag releases

MMLU-Pro
77.5%
GPQA Diamond
78.6%
HumanEval
95%
MATH-500
96.8%
AIME 2025
32%

Design Arena (ELO by category)

CategoryELOWin rateRank
gamedev127559.4%
#23
uicomponent127458.5%
#26
codecategories127159.6%
#25
website127159.8%
#26
3d126958.5%
#27
dataviz126958.5%
#21
mobileapps124960.5%
#6
svg122858.7%
#18
asciiart122754.7%
#17
androidnative120865.5%
#13
webapps120754.7%
#18
fullstack119959.9%
#14