Anthropic vs 
Zhipu AI
Verdict
- Anthropic's flagship leads: Claude Fable 5 at 70.4 vs GLM-5.3-Flash at 61.0.
- Zhipu AI's fastest ranked model (GLM-4.7-Flash, 97 tok/s) beats Anthropic's (Claude Haiku 4.5, 83 tok/s).
- Zhipu AI publishes more open-weights models (14 vs 0).
- Zhipu AI ships more often: one model every 28 days against every 40.
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 | Zhipu AI |
|---|---|---|
| Under $0.50/M | – | GLM-5.3-Flash 61.0$0.119/M |
| Under $2/M | Claude 3 Haiku 36.9$0.500/M | GLM-5.3-Flash 61.0$0.119/M |
| Under $10/M | Claude Sonnet 5 61.2$4.00/M | GLM-5.3-Flash 61.0$0.119/M |
| Any price | Claude Fable 5 70.4$20.00/M | GLM-5.3-Flash 61.0$0.119/M |
Line-up
| Metric | Anthropic | Zhipu AI |
|---|---|---|
| Flagship index | 70.4 | 61.0 |
| Ranked models | 20 | 14 |
| Open-weights models | 0 | 14 |
| Cheapest ranked, $/M | $0.500 | $0.119 |
| Fastest ranked, tok/s | 83 | 97 |
| Release cadence, days | 40 | 28 |
| Last release | 1 Sept 2026 | 20 Aug 2026 |
| Next expected | 25 Sept 2026 – 27 Oct 2026 | 5 Sept 2026 – 28 Sept 2026 |