Compare GPT-4o and Claude Sonnet side by side. See how OpenAI and Anthropic's best models perform on reasoning, coding, writing, and analysis.
GPT-4o (OpenAI) and Claude Sonnet (Anthropic) are two of the most capable AI models available. Both excel at reasoning, coding, and analysis, but they have distinct strengths.
| Feature | GPT-4o | Claude Sonnet |
|---|---|---|
| Provider | OpenAI | Anthropic |
| Best for | Structured output, coding, broad knowledge | Nuanced reasoning, long documents, safety |
| Speed | Fast | Fast |
| Context window | 128K tokens | 200K tokens |
| Pricing | $2.50/$10 per 1M tokens | $3/$15 per 1M tokens |
| AI Brawls tier | Standard (1 cr) | Standard (1 cr) |
Both models are excellent for most tasks. GPT-4o tends to be more concise and structured; Claude Sonnet tends to be more thoughtful and nuanced. The best way to decide? Run them side by side on your actual question.