GLM-5.3-Flash vs GPT-5.6 Sol (high)

Z AI · OpenAI · catalog 2026-09-14

Trade-off: GLM-5.3-Flash is cheaper ($0.101 vs $3.08/M); GPT-5.6 Sol (high) scores higher on intelligence (42.5 vs 41.9).

	GLM-5.3-Flash	GPT-5.6 Sol (high)
Speed (tok/s)	103.5 measured	60.7 measured
Blended $/M	$0.101 derived	$3.08 derived
Intelligence index	41.9 measured	42.5 measured
TTFT (ms)	24 measured	1549 measured
Context	1311k list	—
Coding index	72 measured	77 measured
Agentic index	51 measured	45 measured

GLM-5.3-Flash card · GPT-5.6 Sol (high) 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.