GLM-4.5 (Reasoning) vs GPT-5.5 (Xhigh)

GLM-4.5 (Reasoning) vs GPT-5.5 (Xhigh). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

Z AIGLM-4.5 (Reasoning)Not ranked · benchmark data missing
Intelligence
12.80
Total cost
-
OpenAIGPT-5.5 (Xhigh)Off the frontier
Intelligence
38.40
Total cost
$5294
Verdict

Comparison incomplete

A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

MetricGLM-4.5 (Reasoning)GPT-5.5 (Xhigh)Difference
Intelligence (higher is better)12.838.4+200.0% GPT-5.5 (Xhigh) is 3.0× more intelligent
Total AA cost (lower is better)Not reported$5,294.36— not comparable
End-to-end time (lower is better)Not reported44.96s— not comparable
Price per 1M tokens (in / out)—$5.00 / $30.0
Input modalitiesTextText, Image
Open this matchup in the interactive pickerGLM-4.5 (Reasoning): what beats itGPT-5.5 (Xhigh): what beats it
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/glm-4.5/gpt-5-5 · Markdown: /api/v1/compare/glm-4.5/gpt-5-5?format=md · llms.txt · agent skill