Detailed comparison of capabilities, features, and performance.
| Feature | gpt-oss-20b | Claude 3.7 Sonnet (high output) |
|---|---|---|
| AI Lab | OpenAI | Anthropic |
| Context Size | 128,000 tokens | 204,800 tokens |
| Max Output Size | 16,384 tokens | 128,000 tokens |
| Frontier Model | No | Yes |
| Vision Support | No | Yes |
| Description | OpenAI's smaller open-weight model for powerful reasoning and agentic tasks. | The latest Sonnet 3.7 model from Anthropic |
View detailed specifications and capabilities
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View model details →Access both gpt-oss-20b and Claude 3.7 Sonnet (high output) in a single workspace without managing multiple API keys.
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