Claude Sonnet 4.6
Anthropic's Claude Sonnet 4.6 is a chat model capable of various tasks, including code generation, reasoning, and text generation, with support for multiple input formats such as images, PDFs, and text. It excels in intelligence and coding tasks, as evidenced by its high Intelligence Index and Coding Index scores, both of which rank in the top 10%.
Input
Output
Context
1000K
Max Output
128K
Parameters
-
Technical Specifications
Model TypeChat
Context Window1,000,000 tokens
Max Output Tokens128,000 tokens
ParametersNot available
Release DateFeb 17, 2026
Training CutoffAug 1, 2025
Licenseproprietary
Open SourceNo
Input Modalities
ImageText
Output Modalities
Text
Capabilities
Benchmarks
Artificial Analysis
30.0%
HLE
87.5%
GPQA
46.8%
SciCode
50.9
Coding
47.2
Intelligence
68.2
Speed (tok/s)
121
TTFA (s)
121
TTFT (s)
Resources & Links
proprietary, Proprietary - API access only
Related Tools
Data sourced from official provider APIs and documentation
Last updated: Jun 24, 2026
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