Anthropic Models
Anthropic logo

Claude Sonnet 4.6

by Anthropic

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 memory, polished document creation, and confident computer use for web QA and workflow automation.

Chat with Claude Sonnet 4.6
Input Price$3.00/1M tokens
Output Price$15.00/1M tokens
Intelligence51.3
Coding50.9

Specifications

Technical details and pricing.

ProviderAnthropic
Context Window1,000,000 tokens
Release DateFeb 17, 2026
ModalitiesText, Image → Text
CapabilitiesVision

Benchmarks

7 benchmark scores from Artificial Analysis.

GPQA87.5%
HLE30.0%
SciCode46.8%
LCR70.7%
IFBench56.6%
Tau275.7%
TerminalBench Hard53.0%

Composite Indices

Intelligence, Coding, Math

Standard Benchmarks

Academic and industry benchmarks

Frequently Asked Questions

What is Claude Sonnet 4.6 good for?

Use Claude Sonnet 4.6 for everyday tasks like writing, summarizing, brainstorming, and getting clear explanations.

How much does Claude Sonnet 4.6 cost?

Pricing is based on usage. Current rates are $3.00/1M tokens for input and $15.00/1M tokens for output.

Can I try Claude Sonnet 4.6 for free?

Yes. You can start a chat instantly and test the model before deciding on a plan.

Does Claude Sonnet 4.6 support images or audio?

Claude Sonnet 4.6 can understand images.

Benchmarks and pricing are sourced from Artificial Analysis where available. OpenRouter specs are used as a fallback.