Claude Sonnet 4.6: Pricing, Context Window & Benchmarks
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.
What you can do with Claude Sonnet 4.6
Everyday Q&A and clear explanations
Writing help (emails, posts, summaries)
Idea generation and brainstorming
Learning support with step-by-step guidance
Composite Indices
Intelligence, Coding, Math
Standard Benchmarks
Academic and industry benchmarks
Benchmark Highlights
| Metric | Value |
|---|---|
| Provider | Anthropic |
| Context Window | 1,000,000 tokens |
| Input Price | $3.00/1M tokens |
| Output Price | $15.00/1M tokens |
| Release Date | Feb 17, 2026 |
| Modalities | text, image |
| Capabilities | Vision |
Compare Claude Sonnet 4.6 to other models
See how it stacks up on price, quality, and overall performance.
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.
Suggested comparisons
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Benchmarks and pricing are sourced from Artificial Analysis where available. OpenRouter specs are used as a fallback.
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