GLM-5.2 (Max) vs GPT-5.6 Sol (Max)

Which is better for the money: GLM-5.2 (Max) by Z AI or GPT-5.6 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-5.2 (Max)Off the frontier

Intelligence: 33.70
Total cost: $2097

OpenAIGPT-5.6 Sol (Max)Off the frontier

Intelligence: 47.00
Total cost: $3465

Verdict

Depends on your budget

GPT-5.6 Sol (Max) scores 13.3 points higher (47.0 vs 33.7) but costs 1.7× as much to run the benchmark ($3465 vs $2097; both flagship class). Pick GPT-5.6 Sol (Max) when the extra intelligence is worth the premium, otherwise GLM-5.2 (Max).

Metric	GLM-5.2 (Max)	GPT-5.6 Sol (Max)	Difference
Intelligence (higher is better)	33.7	47.0	+39.5% GPT-5.6 Sol (Max) is 39.5% more intelligent
Total AA cost (lower is better)	$2,097.29	$3,464.84	+65.2% GPT-5.6 Sol (Max) is 65.2% more expensive
End-to-end time (lower is better)	28.14s	105.07s	+273.4% GPT-5.6 Sol (Max) is 273.4% slower
Price per 1M tokens (in / out)	$1.40 / $4.40	$4.00 / $20.0
Input modalities	Text	Text, Image

GPT-5.6 Sol (Max) vs GLM-5.2 (Max): 39.5% more intelligence, 65.2% more cost to run the AA benchmark, and 273.4% slower end-to-end.

Open this matchup in the interactive picker GLM-5.2 (Max): what beats it GPT-5.6 Sol (Max): what beats it

Today's Pareto frontier

Against the frontier

GLM-5.2 (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-5.6 Sol (Max) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.

GLM-5.2 (Max)GPT-5.6 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-5-2/gpt-5-6-sol · Markdown: /api/v1/compare/glm-5-2/gpt-5-6-sol?format=md · llms.txt · agent skill