GPT-6.1 Sol vs Mistral Large 4 (Public Preview)
GPT-6.1 Sol from OpenAI and Mistral Large 4 (Public Preview) from Mistral AI, side by side. Every figure comes from the model registry. No markup on model usage: you pay the provider's list price.
| Attribute |   GPT-6.1 Sol |  Mistral Large 4 (Public Preview) |
|---|---|---|
| Provider | OpenAI | Mistral AI |
| Model id | openai/gpt-6.1-sol | mistral/mistral-large-4 |
| Status | Available via Safeguard | Available via Safeguard |
| Input / 1M tokens | $2 | $1.36 |
| Output / 1M tokens | $10 | $4.18 |
| Price notes | Standard tier, prompts <=272K input tokens. Over 272K: $4 in / $15 out. Cached input $0.10. | List price, Mistral currently shows a sale price of $0.68 in / $2.09 out. Public preview model. |
| Context | 1.05M | 1M |
| Parameters | Not published | Not published |
| Max output | 128,000 tokens | Not published |
| Modality | Text and image | Text and image |
| Weights | Closed | Open |
| Zero data retention | Available | Not offered |
| Prompts go to | OpenAI (no processing-region constraint by default) | Mistral AI (global endpoint by default) |
| Retention | API data not used for training unless you opt in, abuse monitoring logs that can include prompts and responses kept up to 30 days by default, some features store application state | Preview model: Mistral's commercial terms let it use Customer Data and Outputs from Labs or Preview Models for training, and opt-out or ZDR preferences do not apply to them |
| Region | Global by default, data residency projects in US, EU and other regions (approval required, 10% uplift for models released on or after 2026-03-05) | Global by default, optional EU or US regional inference endpoints at 1.1x pricing |
| Price checked | 2026-10-10 | 2026-10-10 |
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