Claude Sonnet 4.6
Mid-tierby Anthropic
Claude Sonnet 4.6 is Anthropic's balanced mid-tier model, delivering strong reasoning and code generation at a fraction of Opus pricing. It shares the same 200K context window and full capability set, making it ideal for production workloads where cost matters.
Input Price
$3.00
per 1M tokens
Output Price
$15.00
per 1M tokens
Context Window
200K
tokens
Released
2026-03
API access
Capabilities
textvisiontool-usecode
Key Strengths
- ✓Strong reasoning at lower cost
- ✓Full capability set
- ✓200K context
- ✓Fast response times
Best For
- ▸Production API workloads
- ▸Code review and generation
- ▸Content creation
- ▸Data extraction
Benchmark Scores
| Benchmark | Score | Description |
|---|---|---|
| MMLU-Pro | 88.7 | General knowledge and reasoning across 57 subjects |
| HumanEval | 92.0 | Python code generation and problem solving |
| GPQA Diamond | 65.8 | Graduate-level science questions verified by domain experts |
| MATH | 85.4 | Competition-level mathematics problems |
| SWE-bench | 55.7 | Real-world software engineering tasks from GitHub issues |
Scores sourced from public benchmark datasets. See full benchmark leaderboard for all models.
Pricing Details
Input tokens
$3.00
per 1M tokens
Output tokens
$15.00
per 1M tokens
Estimated cost per 1K requests
$10.50
~1K input + ~500 output tokens avg
Prices are subject to change. Check the official documentation for current pricing. See the cost calculator for detailed estimates.