GPT-5.1-Codex-Mini vs MiniMax M3.1 Flash
Price, context window & benchmark comparison
VS
Compare different models
Verdict: MiniMax M3.1 Flash is 2.6× cheaper than GPT-5.1-Codex-Mini on a typical 3:1 input/output mix. MiniMax M3.1 Flash has the larger context window (1M vs 400K).
| GPT-5.1-Codex-Mini | MiniMax M3.1 Flash | |
|---|---|---|
| Input price / 1M | $0.25 | $0.15 |
| Output price / 1M | $2.00 | $0.60 |
| Blended price (3:1) | $0.69 | $0.26 |
| Cached input / 1M | $0.03 | $0.015 |
| Context window | 400K | 1M |
| Max output | 128K | 524K |
| Intelligence index | — | 29.1 |
| Coding index | — | — |
| Providers | — | 11 |
| Best provider uptime (30m) | — | 100.0% |
| Vision input | Yes | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2025-11-13 | 2026-10-19 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, GPT-5.1-Codex-Mini or MiniMax M3.1 Flash?
MiniMax M3.1 Flash is 2.6× cheaper than GPT-5.1-Codex-Mini on a typical 3:1 input/output mix.
GPT-5.1-Codex-Mini vs MiniMax M3.1 Flash: which has a bigger context window?
GPT-5.1-Codex-Mini: 400,000 tokens. MiniMax M3.1 Flash: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: GPT-5.1-Codex-Mini ≈ $1,500, MiniMax M3.1 Flash ≈ $600.00.
More comparisons
GPT-5.1-Codex-Mini vs Gemini 4 CarbonGPT-5.1-Codex-Mini vs Claude Fable 5.2GPT-5.1-Codex-Mini vs Gemini Omni 1.2 FlashGPT-5.1-Codex-Mini vs Gemini Omni 1.1 FlashGPT-5.1-Codex-Mini vs Hy4GPT-5.1-Codex-Mini vs GLM 5.3 FlashX LegalGPT-5.1-Codex-Mini vs GPT-6.1 TerraGPT-5.1-Codex-Mini vs GPT-6.1 Terra ProGPT-5.1-Codex-Mini vs Kimi K3.1 ProGPT-5.1-Codex-Mini vs DeepSeek V4.1 Flash 1017GPT-5.1-Codex-Mini vs Nemotron 3.5 Super VLGPT-5.1-Codex-Mini vs Gemini 4 ArgonGPT-5.1-Codex-Mini vs Claude Haiku 5.5GPT-5.1-Codex-Mini vs Nano Banana 2.1GPT-5.1-Codex-Mini vs Mistral Large 4GPT-5.1-Codex-Mini vs GPT-6.1 Sol ProMiniMax M3.1 Flash vs Gemini 4 CarbonMiniMax M3.1 Flash vs Claude Fable 5.2MiniMax M3.1 Flash vs Gemini Omni 1.2 FlashMiniMax M3.1 Flash vs Gemini Omni 1.1 FlashMiniMax M3.1 Flash vs Hy4MiniMax M3.1 Flash vs GLM 5.3 FlashX LegalMiniMax M3.1 Flash vs GPT-6.1 TerraMiniMax M3.1 Flash vs GPT-6.1 Terra Pro