Model
Model
OpenAI
GPT-6 Astra Pro is the same underlying model as [GPT-6 Astra](https://openrouter.ai/openai/gpt-6-astra), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. **Cost note:** pro mode spends far more...
| Provider | Quantization | Input / M tokens | Output / M tokens |
|---|---|---|---|
| OpenAIopenai/flex | — | $5.00 | $25.00 |
| Azureazure | — | $10.00 | $50.00 |
| OpenAIopenai | — | $10.00 | $50.00 |
| Azureazure/us | — | $11.00 | $55.00 |
| OpenAIopenai/fast | — | $20.00 | $100.00 |
| OpenAIopenai/ultrafast | — | $60.00 | $300.00 |
Prices are what the Provider charges, synced 2026-10-21. Amber adds its platform fee to each Trial’s total; see pricing.
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