Anthropic: Claude Sonnet 4
Anthropic Mid-tier
Model ID: claude-sonnet-4
Pricing
Input $3.00 / 1M tokens
Output $15.00 / 1M tokens
Cache Read $0.30 / 1M tokens
Cache Write $3.75 / 1M tokens
Specifications
Context Window 1M tokens
Max Output 64K tokens
Family claude
Mode chat
Capabilities
StreamingSystem PromptsVisionFunction CallingReasoning