xAI vs 
Zhipu AI
Verdict
- xAI's flagship leads: Grok 4.6 at 63.8 vs GLM-5.3-Flash at 61.0.
- xAI's fastest ranked model (Grok 4.3, 113 tok/s) beats Zhipu AI's (GLM-4.7-Flash, 97 tok/s).
- Zhipu AI publishes more open-weights models (14 vs 0).
- Zhipu AI ships more often: one model every 28 days against every 42.
Best model per price band
Each provider’s highest-index model below the price ceiling. Purple marks the winner of the band.
| Price band | xAI | Zhipu AI |
|---|---|---|
| Under $0.50/M | – | GLM-5.3-Flash 61.0$0.119/M |
| Under $2/M | Grok 4.3 medium 60.7$1.56/M | GLM-5.3-Flash 61.0$0.119/M |
| Under $10/M | Grok 4.6 medium 63.8$3.00/M | GLM-5.3-Flash 61.0$0.119/M |
| Any price | Grok 4.6 medium 63.8$3.00/M | GLM-5.3-Flash 61.0$0.119/M |
Line-up
| Metric | xAI | Zhipu AI |
|---|---|---|
| Flagship index | 63.8 | 61.0 |
| Ranked models | 14 | 14 |
| Open-weights models | 0 | 14 |
| Cheapest ranked, $/M | $1.25 | $0.119 |
| Fastest ranked, tok/s | 113 | 97 |
| Release cadence, days | 42 | 28 |
| Last release | 12 Aug 2026 | 20 Aug 2026 |
| Next expected | 6 Sept 2026 – 9 Oct 2026 | 5 Sept 2026 – 28 Sept 2026 |