Compare models
Put up to 4 models beside each other — token prices, context windows, capabilities and provider, from the same catalogue the model pages read.
| Attribute | GPT-6 Astra Progpt-6-astra-pro | Gemini 2.5 Flash Image Previewgemini-2.5-flash-image-preview |
|---|---|---|
| Pricing | ||
| Input | $10.00 / 1M | — |
| Output | $50.00 / 1M | — |
| Cache Write (5m) | $10.00 / 1M | Not applicable |
| Cache Write (1h) | $10.00 / 1M | Not applicable |
| Cache Read | $10.00 / 1M | Not applicable |
| Web Search | $0 / 1M | — |
| Request | — | $0.075 / request |
| Billing | — | Pay Per Request |
| Context | ||
| Max context | 1M | N/A |
| Max output | N/A | N/A |
| Capabilities | ||
| Vision | Yes | No |
| Function Calling | Yes | No |
| JSON Mode | Yes | No |
| Streaming | Yes | Yes |
| Catalogue | ||
| Provider | OpenAI | |
| Category | chat | image |
| Charge type | Pay As You Go | Pay Per Request |
| Released | — | — |
| Description | ||
| Summary | GPT-6 Astra Pro uses the same underlying model as GPT-6 Astra, but runs with reasoning.mode set to pro for higher-quality responses on complex tasks. Optimized for deeper reasoning, greater accuracy, and more reliable multi-step execution, it is well suited for demanding coding, analysis, and agentic workflows where solution quality takes priority over speed and cost. | Gemini 2.5 Flash Image Preview (“Nano Banana”) is a cutting-edge image generation model with strong contextual understanding. It can create and edit images and supports multi-turn conversational workflows around visuals. |