Claude Sonnet 4.5
Model
by Anthropic
Vendor:Anthropic
│Model Size:Unknown
│pages.modelDetail.contextWindow:200,000 tokens
│Max Output:64,000 tokens
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Specifications
Model Size
Unknown
Total Context
200.0K
Max Output
64.0K
Pricing
Input $3/M
Output $15/M
Cache $0.3/M
Performance Benchmarks
components.product.benchmarks.sweBench
70.6%
Real-world software engineering tasks
components.product.benchmarks.terminalBench
42.0%
Command-line interface proficiency
components.product.benchmarks.mmmu
77.8%
Multimodal understanding
components.product.benchmarks.liveCodeBench
46.9%
Live coding performance