Detailed comparison of capabilities, features, and performance.
| Feature | Claude 4.5 Sonnet (thinking) | Claude 4.6 Opus Max |
|---|---|---|
| AI Lab | Anthropic | Anthropic |
| Context Size | 1,000,000 tokens | 1,000,000 tokens |
| Max Output Size | 64,000 tokens | 125,000 tokens |
| Frontier Model | Yes | Yes |
| Vision Support | Yes | Yes |
| Description | The latest Claude 4.5 Sonnet model from Anthropic with maximum reasoning enabled, 200k reasoning tokens in 1M context. | The latest Opus 4.6 model from Anthropic with effort set to max for highest reasoning and creativity, ideal for complex agentic tasks |
View detailed specifications and capabilities
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View model details →Access both Claude 4.5 Sonnet (thinking) and Claude 4.6 Opus Max in a single workspace without managing multiple API keys.
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