Anthropic vs 
Moonshot AI
Verdict
- Anthropic's flagship leads: Claude Fable 5 at 70.4 vs Kimi K3 at 66.5.
- Moonshot AI has the better model in 2 of 4 price bands.
- Moonshot AI's fastest ranked model (Kimi K2 Thinking, 119 tok/s) beats Anthropic's (Claude Haiku 4.5, 83 tok/s).
- Moonshot AI publishes more open-weights models (7 vs 0).
- Anthropic ships more often: one model every 40 days against every 82.
Best model per price band
Each provider’s highest-index model below the price ceiling. Purple marks the winner of the band.
| Price band | Anthropic | Moonshot AI |
|---|---|---|
| Under $0.50/M | – | – |
| Under $2/M | Claude 3 Haiku 36.9$0.500/M | Kimi K2.6 60.6$1.71/M |
| Under $10/M | Claude Sonnet 5 61.2$4.00/M | Kimi K3 66.5$6.00/M |
| Any price | Claude Fable 5 70.4$20.00/M | Kimi K3 66.5$6.00/M |
Line-up
| Metric | Anthropic | Moonshot AI |
|---|---|---|
| Flagship index | 70.4 | 66.5 |
| Ranked models | 20 | 8 |
| Open-weights models | 0 | 7 |
| Cheapest ranked, $/M | $0.500 | $1.07 |
| Fastest ranked, tok/s | 83 | 119 |
| Release cadence, days | 40 | 82 |
| Last release | 1 Sept 2026 | 16 Jul 2026 |
| Next expected | 25 Sept 2026 – 27 Oct 2026 | 3 Sept 2026 – 7 Nov 2026 |
Data as of 9 Sept 2026. See Anthropic and Moonshot AI in full.