Z AI · OpenAI · catalog 2026-09-14
| GLM-4.5-Air | GPT-5.4 mini (Non-Reasoning) | |
|---|---|---|
| Speed (tok/s) | 59.2 measured | 145.3 measured |
| Blended $/M | $0.15 derived_list_blend | $0.649 derived |
| Intelligence index | 11.1 measured | 11.1 measured |
| TTFT (ms) | 253 measured | 86 measured |
| Context | 131k list | — |
| Coding index | not measured for both | |
| Agentic index | not measured for both | |
GLM-4.5-Air card · GPT-5.4 mini (Non-Reasoning) card · 3D observatory
Verdicts use price×intelligence dominance only, and only where both sides are measured; null cells stay null with their provenance (em-dash = not in catalog). Percentile-free by design — this page compares two models, not the field. Generated page — do not hand-edit.