OpenAI vs Xiaomi
Verdict
- OpenAI's flagship leads: GPT-6 Astra at 70.6 vs Mimo v2 Pro at 60.5.
- OpenAI has the better model in 4 of 4 price bands.
- OpenAI's fastest ranked model (GPT-5.4 mini, 218 tok/s) beats Xiaomi's (MiMo-V2.5, 54 tok/s).
- OpenAI publishes more open-weights models (4 vs 3).
- OpenAI ships more often: one model every 26 days against every 35.
Best model per price band
Each provider’s highest-index model below the price ceiling. Purple marks the winner of the band.
| Price band | OpenAI | Xiaomi |
|---|---|---|
| Under $0.50/M | GPT-5.6 Luna xhigh 59.3$0.450/M | MiMo-V2.5 58.3$0.175/M |
| Under $2/M | GPT-5.6 Luna xhigh 59.3$0.450/M | MiMo-V2.5-Pro 59.0$0.653/M |
| Under $10/M | GPT-5.6 Sol high 68.0$8.00/M | Mimo v2 Pro 60.5$3.00/M |
| Any price | GPT-6 Astra max 70.6$22.00/M | Mimo v2 Pro 60.5$3.00/M |
Line-up
| Metric | OpenAI | Xiaomi |
|---|---|---|
| Flagship index | 70.6 | 60.5 |
| Ranked models | 38 | 5 |
| Open-weights models | 4 | 3 |
| Cheapest ranked, $/M | $0.085 | $0.150 |
| Fastest ranked, tok/s | 218 | 54 |
| Release cadence, days | 26 | 35 |
| Last release | 3 Sept 2026 | 23 Apr 2026 |
| Next expected | 18 Sept 2026 – 9 Oct 2026 | 14 May 2026 – 11 Jun 2026 |