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...
Specifications
- Provider
- Anthropic
- Type
- Vendor / proprietary
- Modality
- text+image+file->text
- Context window
- 1M
- Released
- February 17, 2026
Capabilities
Input: textInput: imageInput: fileOutput: textConfigurable reasoning effort
Strengths
include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstemperaturetool_choicetoolstop_ktop_pverbosity
