GLM-5.3 (Max) vs GPT-6.1 Sol (Max)

Which is better for the money: GLM-5.3 (Max) by Z AI or GPT-6.1 Sol (Max) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.

Clear winner

Z AIGLM-5.3 (Max)Off the frontier

Intelligence: 44.80
Total cost: $2503

OpenAIGPT-6.1 Sol (Max)On the frontier

Intelligence: 51.80
Total cost: $1082

Verdict

Pick GPT-6.1 Sol (Max)

GPT-6.1 Sol (Max) vs GLM-5.3 (Max): 15.6% more intelligence, 56.8% less cost to run the AA benchmark, and 597.5% slower end-to-end.

Metric	GLM-5.3 (Max)	GPT-6.1 Sol (Max)	Difference
Intelligence (higher is better)	44.8	51.8	+15.6% GPT-6.1 Sol (Max) is 15.6% more intelligent
Total AA cost (lower is better)	$2,503.48	$1,081.55	−56.8% GPT-6.1 Sol (Max) is 56.8% cheaper
End-to-end time (lower is better)	31.61s	220.48s	+597.5% GPT-6.1 Sol (Max) is 597.5% slower
Price per 1M tokens (in / out)	$1.40 / $4.40	$2.00 / $10.0
Input modalities	Text	Text, Image

Open this matchup in the interactive picker GLM-5.3 (Max): what beats it GPT-6.1 Sol (Max): what beats it

Today's Pareto frontier

Against the frontier

GLM-5.3 (Max) is off the frontier: at the same or lower cost, Claude Opus 5.5 (High, Default Fallback) scores 53.60 for $2172.
GPT-6.1 Sol (Max) is on today's frontier: nothing is both smarter and cheaper.

GLM-5.3 (Max)GPT-6.1 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/gpt-6-1-sol · Markdown: /api/v1/compare/glm-5-3/gpt-6-1-sol?format=md · llms.txt · agent skill