| Feature | Claude 4.5 Opus | o1 |
|---|---|---|
| AI Lab | Anthropic | OpenAI |
| Context Size | 200,000 tokens | 128,000 tokens |
| Max Output Size | 64,000 tokens | 100,000 tokens |
| Frontier Model | Yes | Yes |
| Vision Support | Yes | No |
| Description | The latest Opus 4.5 model from Anthropic | o1 is OpenAI's new reasoning model for complex tasks that require broad general knowledge |
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View model details →Access both Claude 4.5 Opus and o1 in a single workspace without managing multiple API keys.
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