GLM-4.5 vs R1 1776
Zhipu AI vs Perplexity — benchmarks, pricing, and capabilities side by side.
- •R1 1776 has the higher intelligence index (95.4 vs 73)
- •R1 1776 is cheaper ($0.00 vs $0.60 per 1M input)
| GLM-4.5 | R1 1776 | |
|---|---|---|
| Intelligence index | 73 | 95.4 |
| Developer | Zhipu AI | Perplexity |
| Type | LLM | LLM |
| Access | Open weights | — |
| Context window | 131,072 tokens | — |
| Input price | $0.60 / 1M | $0.00 / 1M |
| Output price | $2.20 / 1M | $0.00 / 1M |
| Speed | 85 tok/s | — |
| Released | July 28, 2025 | February 18, 2025 |
| Parameters | 355B (32B active) | — |
| Input modalities | Text | — |
| Output modalities | Text | — |
Shared benchmarks
GLM-4.5
R1 1776
MATH-500
98.2
95.4