Moonshot AI vs 
OpenAI
Verdict
- OpenAI's flagship leads: GPT-6 Astra at 70.4 vs Kimi K3.1 Pro at 66.9.
- OpenAI has the better model in 4 of 4 price bands.
- OpenAI's fastest ranked model (GPT-5.4 Mini, 255 tok/s) beats Moonshot AI's (Kimi K2 Thinking, 121 tok/s).
- Moonshot AI publishes more open-weights models (9 vs 3).
- OpenAI ships more often: one model every 22 days against every 56.
Best model per price band
Each provider’s highest-index model below the price ceiling. Purple marks the winner of the band.
| Price band | Moonshot AI | OpenAI |
|---|---|---|
| Under $0.50/M | – | GPT-6 Luna max 60.0$0.200/M |
| Under $2/M | Kimi K2.6 thinking 59.4$1.71/M | GPT-6 Luna max 60.0$0.200/M |
| Under $10/M | Kimi K3.1 Pro 66.9$4.00/M | GPT-6.1 Sol max 69.9$4.00/M |
| Any price | Kimi K3.1 Pro 66.9$4.00/M | GPT-6 Astra max 70.4$20.00/M |
Line-up
| Metric | Moonshot AI | OpenAI |
|---|---|---|
| Flagship index | 66.9 | 70.4 |
| Ranked models | 9 | 44 |
| Open-weights models | 9 | 3 |
| Cheapest ranked, $/M | $1.00 | $0.093 |
| Fastest ranked, tok/s | 121 | 255 |
| Release cadence, days | 56 | 22 |
| Last release | 23 Oct 2026 | 29 Sept 2026 |
| Next expected | 25 Nov 2026 – 9 Jan 2027 | 12 Oct 2026 – 29 Oct 2026 |
Data as of 25 Oct 2026. See Moonshot AI and OpenAI in full.