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Provider Docs
Claude Sonnet 4
claude-sonnetOpenRouter · anthropic/claude-sonnet-4
Capabilities
Tool CallYes
ReasoningYes
Structured OutputNo
Temperature ControlYes
AttachmentsYes
Open WeightsNo
Modalities
Input
textimagepdf
Output
text
Pricing (per 1M tokens)
Input$3.00
Output$15.00
Cache Read$0.30
Cache Write$3.75
Direct installation coming soon — March 2026
Details
ProviderOpenRouter
Model IDanthropic/claude-sonnet-4
Familyclaude-sonnet
Knowledge Cutoff2025-03-31
Release Date2025-05-22
Last Updated2025-05-22
Limits
Context200K
Max Output64K
SDK
@openrouter/ai-sdk-provider