Mistral AI vs 
SpaceXAI
Verdict
- SpaceXAI's flagship leads: Grok 4.7 at 64.3 vs Mistral Large 4 at 57.8.
- SpaceXAI has the better model in 3 of 4 price bands.
- SpaceXAI's fastest ranked model (Grok 4.20 Multi-Agent, 315 tok/s) beats Mistral AI's (Ministral 3 3B, 222 tok/s).
- Mistral AI publishes more open-weights models (30 vs 1).
- SpaceXAI ships more often: one model every 42 days against every 46.
Best model per price band
Each provider’s highest-index model below the price ceiling. Purple marks the winner of the band.
| Price band | Mistral AI | SpaceXAI |
|---|---|---|
| Under $0.50/M | Mistral Small 4 thinking 45.7$0.262/M | – |
| Under $2/M | Mistral Small 4 thinking 45.7$0.262/M | Grok 4.3 medium 58.8$1.56/M |
| Under $10/M | Mistral Large 4 57.8$2.06/M | Grok 4.7 high 64.3$3.00/M |
| Any price | Mistral Large 4 57.8$2.06/M | Grok 4.7 high 64.3$3.00/M |
Line-up
| Metric | Mistral AI | SpaceXAI |
|---|---|---|
| Flagship index | 57.8 | 64.3 |
| Ranked models | 28 | 15 |
| Open-weights models | 30 | 1 |
| Cheapest ranked, $/M | $0.058 | $1.25 |
| Fastest ranked, tok/s | 222 | 315 |
| Release cadence, days | 46 | 42 |
| Last release | 6 Oct 2026 | 21 Sept 2026 |
| Next expected | 2 Nov 2026 – 9 Dec 2026 | 16 Oct 2026 – 18 Nov 2026 |
Data as of 11 Oct 2026. See Mistral AI and SpaceXAI in full.