Detailed comparison of capabilities, features, and performance.
| Feature | GPT-4.1 | Claude 4.5 Opus |
|---|---|---|
| AI Lab | OpenAI | Anthropic |
| Context Size | 104,757 tokens | 200,000 tokens |
| Max Output Size | 32,768 tokens | 64,000 tokens |
| Frontier Model | Yes | Yes |
| Vision Support | Yes | Yes |
| Description | OpenAI's latest model with enhanced capabilities across text, vision and audio | The latest Opus 4.5 model from Anthropic |
View detailed specifications and capabilities
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View model details →Access both GPT-4.1 and Claude 4.5 Opus in a single workspace without managing multiple API keys.
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