GLM-5 (Non-reasoning) vs GPT-5.6 Luna (low)

Z AI · OpenAI · catalog 2026-09-14

Trade-off: GPT-5.6 Luna (low) is cheaper ($0.174 vs $0.66/M); GLM-5 (Non-reasoning) scores higher on intelligence (21.8 vs 21.5).
GLM-5 (Non-reasoning)GPT-5.6 Luna (low)
Speed (tok/s)57.6 measured105.4 measured
Blended $/M$0.66 derived$0.174 derived
Intelligence index21.8 measured21.5 measured
TTFT (ms)15 measured151 measured
Context——
Coding indexnot measured for both
Agentic indexnot measured for both

GLM-5 (Non-reasoning) card · GPT-5.6 Luna (low) 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.