Detailed comparison of capabilities, features, and performance.
| Feature | GPT-5.6 Terra | Qwen 3.8 Max |
|---|---|---|
| AI Lab | OpenAI | Alibaba |
| Context Size | 1,050,000 tokens | 262,144 tokens |
| Max Output Size | 128,000 tokens | 32,768 tokens |
| Frontier Model | Yes | Yes |
| Vision Support | Yes | Yes |
| Description | GPT-5.6 Terra balances intelligence and cost. Features 1.05M context window, 128k output tokens, and reasoning token support. Roughly corresponds to the mini model tier. | Alibaba's most capable closed flagship, built on the Qwen3.5 architecture with major gains in coding, research and long-horizon agentic work. Vision, function calling and a 262k context window. Available exclusively through Fireworks AI. |
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