GLM-5.3 (Low) vs GPT-6 Sol (Max)

Which is better for the money: GLM-5.3 (Low) by Z AI or GPT-6 Sol (Max) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.

Trade-off

Z AIGLM-5.3 (Low)Off the frontier

Intelligence: 34.30
Total cost: $1013

OpenAIGPT-6 Sol (Max)Off the frontier

Intelligence: 47.60
Total cost: $1536

Verdict

Depends on your budget

GPT-6 Sol (Max) scores 13.3 points higher (47.6 vs 34.3) but costs 1.5× as much to run the benchmark ($1536 vs $1013; both premium class). Pick GPT-6 Sol (Max) when the extra intelligence is worth the premium, otherwise GLM-5.3 (Low).

Metric	GLM-5.3 (Low)	GPT-6 Sol (Max)	Difference
Intelligence (higher is better)	34.3	47.6	+38.8% GPT-6 Sol (Max) is 38.8% more intelligent
Total AA cost (lower is better)	$1,012.50	$1,535.80	+51.7% GPT-6 Sol (Max) is 51.7% more expensive
End-to-end time (lower is better)	30.79s	105.71s	+243.3% GPT-6 Sol (Max) is 243.3% slower
Price per 1M tokens (in / out)	$1.40 / $4.40	$2.00 / $10.0
Input modalities	Text	Text, Image

GPT-6 Sol (Max) vs GLM-5.3 (Low): 38.8% more intelligence, 51.7% more cost to run the AA benchmark, and 243.3% slower end-to-end.

Open this matchup in the interactive picker GLM-5.3 (Low): what beats it GPT-6 Sol (Max): what beats it

Today's Pareto frontier

Against the frontier

GLM-5.3 (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
GPT-6 Sol (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.

GLM-5.3 (Low)GPT-6 Sol (Max)Today's Pareto frontierOpen-weights frontierEvery other model

Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/glm-5-3-low/gpt-6-sol · Markdown: /api/v1/compare/glm-5-3-low/gpt-6-sol?format=md · llms.txt · agent skill