claude-sonnet-5.5

Claude Sonnet 5.5 is Anthropic's Sonnet-class model for well-scoped everyday work, succeeding Claude Sonnet 5 as a direct upgrade. It is especially strong at building features, fixing bugs, and producing...

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

Platforms

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Cheapest OpenRouter official $2.00 -50.0% vs official Input$1.00 Output$5.00 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-sonnet-5.5	OpenRouter	1M contextmultimodalreasoning	$2.00	$10.00
anthropic/claude-sonnet-5.5:batch :batch	OpenRouter	1M contextmultimodalreasoning	$1.00	$5.00
claude-sonnet-5.5	Anthropic	1M contextmultimodalreasoning	$2.00	$10.00

Capabilities

official design_arena & architecture metadata

Design Arena Elo official design_arena benchmark (OpenRouter)

3d 1477 · 71.6% wr
gamedev 1456 · 70.7% wr
dataviz 1381 · 66.3% wr
uicomponent 1379 · 63.5% wr
codecategories 1367 · 60.7% wr
website 1332 · 56.5% 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-sonnet-5.5	$2.00	$10.00	—	$2.00	—	2026-10-14 00:43:43
OpenRouter	anthropic/claude-sonnet-5.5	$2.00	$10.00	128.1 ms	$2.00	100% available	2026-10-14 00:43:21

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