MiniMax vs 
OpenAI
Verdict
- OpenAI's flagship leads: GPT-6 Astra at 70.4 vs MiniMax M3.1 Flash at 61.9.
- OpenAI's fastest ranked model (GPT-5.4 Mini, 255 tok/s) beats MiniMax's (MiniMax-M2, 99 tok/s).
- MiniMax publishes more open-weights models (10 vs 3).
- OpenAI ships more often: one model every 22 days against every 57.
Best model per price band
Each provider’s highest-index model below the price ceiling. Purple marks the winner of the band.
| Price band | MiniMax | OpenAI |
|---|---|---|
| Under $0.50/M | MiniMax M3.1 Flash 61.9$0.262/M | GPT-6 Luna max 60.0$0.200/M |
| Under $2/M | MiniMax M3.1 Flash 61.9$0.262/M | GPT-6 Luna max 60.0$0.200/M |
| Under $10/M | MiniMax M3.1 Flash 61.9$0.262/M | GPT-6.1 Sol max 69.9$4.00/M |
| Any price | MiniMax M3.1 Flash 61.9$0.262/M | GPT-6 Astra max 70.4$20.00/M |
Line-up
| Metric | MiniMax | OpenAI |
|---|---|---|
| Flagship index | 61.9 | 70.4 |
| Ranked models | 7 | 44 |
| Open-weights models | 10 | 3 |
| Cheapest ranked, $/M | $0.262 | $0.093 |
| Fastest ranked, tok/s | 99 | 255 |
| Release cadence, days | 57 | 22 |
| Last release | 19 Oct 2026 | 29 Sept 2026 |
| Next expected | 22 Nov 2026 – 6 Jan 2027 | 12 Oct 2026 – 29 Oct 2026 |