Claude Sonnet 4
Model
by Anthropic
Vendor:Anthropic
│Model Size:Unknown
│Context Window:200,000 tokens
│Max Output:64,000 tokens
Find on AI Platforms
HuggingFace
View model card and weights
Artificial Analysis
AI model leaderboard and benchmarks
OpenRouter
Compare and use multiple AI models
Specifications
Model Size
Unknown
Total Context
200.0K
Max Output
64.0K
Pricing
GlobalUSDHistorical pricing
Input $3.00 / 1M tokens
Output $15.00 / 1M tokens
Cache read $0.30 / 1M tokens
Performance Benchmarks
SWE-bench
64.9%
Real-world software engineering tasks
Terminal Bench
42.8%
Command-line interface proficiency
MMMU
74.4%
Multimodal understanding
LiveCodeBench
55.9%
Live coding performance