Mistral Large 4 vs GPT-5.1-Codex-Mini
GPT-5.1-Codex-Mini is cheaper on output tokens, while Mistral Large 4 offers a larger context window. Choose Mistral Large 4 or GPT-5.1-Codex-Mini based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Mistral Large 4 | GPT-5.1-Codex-Mini |
|---|---|---|
| Provider | Mistral | OpenAI |
| Input / 1M tokens | $0.68 | $0.25 |
| Output / 1M tokens | $2.09 | $2.00 |
| Context window | 1M | 400K |
| Parameters | — | — |
| Open weights | — | No |
| Released | — | Nov 2025 |
| GPQA Diamond score | 88.1 | — |
| LMArena (Chatbot Arena) Elo score | 1430 | — |
| LMArena WebDev Elo score | 1542 | 1243 |
| Epoch Capabilities Index score | 147 | — |
| LiveBench score | — | 60.8 |
FAQ
Is Mistral Large 4 or GPT-5.1-Codex-Mini cheaper?
GPT-5.1-Codex-Mini is cheaper on output tokens ($2.00 vs $2.09 per 1M).
Which has the larger context window, Mistral Large 4 or GPT-5.1-Codex-Mini?
Mistral Large 4 has the larger context window (1M tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.