claude-opus-4.5

1469 Score third-party Elo · arena.ai / LMArena ?

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...

LLM & Generative AI 1 model 3 listings snapshot Oct 14, 2026, 12:43 AM

Platforms

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Cheapest OpenRouter official $5.00 -50.0% vs official Input$2.50 Output$12.50 per 1M tokens Fastest OpenRouter lowest p50 latency on this board 128.1 ms p50 Most free quota — largest published free allowance — free tier

Model variants

W3r9 dedup — same model + identical tags merge; prices are listed per billing form

Model	Provider	Tags	Input /1M	Output /1M
anthropic/claude-opus-4.5	OpenRouter	195k contextmultimodalreasoning	$5.00	$25.00
anthropic/claude-opus-4.5:batch :batch	OpenRouter	195k contextmultimodalreasoning	$2.50	$12.50
claude-opus-4.5	Anthropic	195k contextmultimodalreasoning	$5.00	$25.00

Capabilities

official design_arena & architecture metadata

Design Arena Elo official design_arena benchmark (OpenRouter)

website 1249 · 59.7% wr
codecategories 1245 · 59.5% wr
dataviz 1244 · 58.5% wr
uicomponent 1240 · 58.1% wr
gamedev 1234 · 59.3% wr
3d 1215 · 58.5% wr
asciiart 1193 · 54.8% wr
androidnative 1191 · 65.5% wr
mobileapps 1186 · 60.7% wr
svg 1180 · 58.7% wr
fullstack 1156 · 60.2% wr
webapps 1153 · 55.1% wr

Input / Output modalities modality: text+image+file->text

text in+out
image input only

Platform details

per provider

provider	model	Input /1M	Output /1M	Latency ?	Official $/1M	Availability	Data time
Anthropic Official	claude-opus-4.5	$5.00	$25.00	—	$5.00	—	2026-10-14 00:43:43
OpenRouter	anthropic/claude-opus-4.5	$5.00	$25.00	128.1 ms	$5.00	100% available	2026-10-14 00:43:21

2 rows · snapshot 2026-10-14 00:43:43 · from data/public/prices.json + measurements.json