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Anthropic: Claude Sonnet 4.6
anthropic/claude-sonnet-4.6
VisionTool useJSONReasoningStreaming
Sonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with...
Pricing
Input
$3.00 / 1M
Output
$15.00 / 1M
Specs
Context
1,000,000 tokens
Input
text, image, file
Output
text
Released: 2026-02
Supported parameters
include_reasoningmax_completion_tokensmax_tokensreasoningresponse_formatstopstructured_outputstemperaturetool_choicetoolstop_ktop_pverbosity