Detailed comparison of capabilities, features, and performance.
| Feature | GPT-4o mini | Claude 4.5 Sonnet (thinking) |
|---|---|---|
| AI Lab | OpenAI | Anthropic |
| Context Size | 128,000 tokens | 1,000,000 tokens |
| Max Output Size | 16,384 tokens | 64,000 tokens |
| Frontier Model | No | Yes |
| Vision Support | Yes | Yes |
| Description | OpenAI's affordable and intelligent small model for fast lightweight tasks | The latest Claude 4.5 Sonnet model from Anthropic with maximum reasoning enabled, 200k reasoning tokens in 1M context. |
View detailed specifications and capabilities
View model details →View detailed specifications and capabilities
View model details →Access both GPT-4o mini and Claude 4.5 Sonnet (thinking) in a single workspace without managing multiple API keys.
Create your workspace