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| Attribute | GPT-6.1 Solgpt-6.1-sol | Gemini 3 Pro Image (Google Vertex AI)gemini-3-pro-image-vertex |
|---|---|---|
| Pricing | ||
| Input | $2.00 / 1M | — |
| Output | $10.00 / 1M | — |
| Cache Write (5m) | $2.00 / 1M | Not applicable |
| Cache Write (1h) | $2.00 / 1M | Not applicable |
| Cache Read | $2.00 / 1M | Not applicable |
| Web Search | $0 / 1M | — |
| Request | — | $0.134 / request |
| Billing | — | Pay Per Request |
| Context | ||
| Max context | 1M | N/A |
| Max output | N/A | N/A |
| Capabilities | ||
| Vision | Yes | Yes |
| Function Calling | Yes | No |
| JSON Mode | Yes | No |
| Streaming | Yes | No |
| Catalogue | ||
| Provider | OpenAI | |
| Category | chat | image |
| Charge type | Pay As You Go | Pay Per Request |
| Released | — | — |
| Description | ||
| Summary | GPT-6.1 Sol is an upgraded high-end model in OpenAI's GPT-6 series, positioned below the flagship GPT-6 Astra. It is optimized for agentic coding, computer use, document-heavy professional work, and multi-step business automation, delivering near-Astra-level capability at significantly lower cost. Compared with GPT-6 Sol, it offers improved factual reliability and stronger adherence to explicit constraints and user intent, making it well suited for complex, long-running agentic workflows where accurate and dependable execution is critical. | Gemini 3 Pro Image served from Google Vertex AI. Billed per image at US$0.134. Call it through /v1/chat/completions with stream set to false; the image is returned in the message content as a base64 data URI. |