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Claude Sonnet 5.5 (US)

anthropic·anthropic/us.anthropic.claude-sonnet-5-5·GA·Closed·claude-sonnet series·NEW
Fast Claude model for everyday coding, agents, and knowledge work

Specs & pricing

Input / output per 1M tokens
Reference price·Amazon Bedrock
$2.20 / $11.00
Blended $4.40 · Cache read $0.22
Lowest paid·Amazon BedrockCloud
$2.20 / $11.00
Blended $4.40
Context
1,000,000
Output limit
128,000
Knowledge cutoff
2026-06
Released / updated
2026-09-28 / 2026-09-28
Capabilities
✓ Reasoning✓ Tool useStructured outputTemperature✓ Attachments
Modalities
TextImagePDF

Available at 1 providers1 with public prices

ProviderTierInputOutputCache readCache writeContextOutput limitStatus
Amazon BedrockCloud$2.20$11.00$0.22$2.751,000,000128,000

Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.

Reasoning control

effort = loweffort = mediumeffort = higheffort = xhigheffort = max

Your usage cost

1Amazon Bedrock$752.40
The cheapest paid channel is the only channel.

Price historyone sample accumulated per data sync

Input list $2.20Output list $11.00Min blended $4.40

Price history accumulates from each data sync; currently only 1 sample(s) (2026-10-04). Each future sync adds a point, and once accumulated a line is drawn here.

Related models

Claude Sonnet 5.5same series$2.00 / $10.00Claude Sonnet 5.5 (EU)same series$2.20 / $11.00Claude Sonnet Latestsame series$2.00 / $10.00GLM-5.2cheaper alternative$1.40 / $4.40GLM-5.3cheaper alternative$1.40 / $4.40GLM-5.3-Flashcheaper alternative$0.15 / $0.50DeepSeek V4.1 Flashcheaper alternative$0.15 / $0.60
Data partly from models.dev (MIT) · Amazon Bedrock official docs ↗