glm-4.7 vs glm-5.1 Benchmark Comparison
Direct benchmark comparison between glm-4.7 and glm-5.1 based on LMArena Elo and the latest 2026 API pricing.
Direct Technical & Pricing Comparison
| Frontier Model |
LMArena Elo |
API Cost (1M) |
Throughput |
| glm-4.7 |
1443 |
$3.9e-7 |
19 |
| glm-5.1 |
1472 |
$9.5e-7 |
9 |
*These models represent the Pareto Frontier (optimal cost-to-performance).*
Comparison Summary: These models are highly competitive, with a negligible Elo gap of only 29 points. The choice between them should be driven by specific API features or provider preference. However, neither model is currently Pareto-optimal. Developers looking for peak efficiency should investigate gemini-3-flash, which offers a superior benchmark-to-price ratio.