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Anthropic

Claude Sonnet 4.5

anthropic/claude-sonnet-4.5

Moderated
37.4
Intelligence
1M
Context window
$3.00
Input / 1M
$15.00
Output / 1M

Benchmarks

Intelligence index37.4
Coding index52.1
Agentic index26.4

Specifications

AddedSep 29, 2025
Context window1M
Max output64k
ModerationYes

Modalities

Input
textimagefile
Output
text

Capabilities

ToolsReasoningStructured