Claude Sonnet 4
anthropic/claude-sonnet-4-20250514
Balanced Claude model for coding, analysis, agent workflows, and cost control
Capabilities
ReasoningYes
Tool callingYes
Structured outputNo
TemperatureSupported
AttachmentYes
Open weightsNo
Limits
Context200,000 tokens
Max inputN/A
Max output64,000 tokens
Details
Familyclaude-sonnet
Knowledge cutoff2025-03-31
Release date2025-05-22
Last updated2025-05-22
Modalities
Inputtext, image, pdf
Outputtext
Benchmarks
Aider Polyglot
61.3
percent correct
Community Rating
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Pricing
Cost per 1M tokens
InputN/A
OutputN/A