The model atlas
Capabilities · access · specificationsClaude Opus 4
by AnthropicAnthropic's most capable model, excelling at complex analysis, nuanced content creation, and advanced coding tasks. Features superior reasoning and the ability to work autonomously on extended tasks.
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Specifications
- Context Window
- 200,000 tokens
- Released
- January 2025
Pricing
- Input
- $15/MTok
- Output
- $75/MTok
Capabilities
Best For
Research & Analysis
Conducting research, summarizing documents, and synthesizing information
Code Generation
Writing, debugging, and explaining code across programming languages
Content Writing
Creating articles, blog posts, marketing copy, and creative writing
Complex Reasoning
Solving complex problems, mathematical reasoning, and logical analysis
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