GLM-5.1 (Reasoning) vs GPT-5.1 (High)

GLM-5.1 (Reasoning) vs GPT-5.1 (High). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

Z AIGLM-5.1 (Reasoning)Off the frontier
Intelligence
26.10
Total cost
$1487
OpenAIGPT-5.1 (High)Not ranked · benchmark data missing
Intelligence
24.70
Total cost
-
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-5.1 (Reasoning)GPT-5.1 (High)Difference
Intelligence (higher is better)26.124.7−5.4% GPT-5.1 (High) is 5.4% less intelligent
Total AA cost (lower is better)$1,486.78Not reported— not comparable
End-to-end time (lower is better)60.76s28.68s−52.8% GPT-5.1 (High) is 52.8% faster
Price per 1M tokens (in / out)$1.28 / $4.07$1.25 / $10.0
Input modalitiesTextText, Image
Open this matchup in the interactive pickerGLM-5.1 (Reasoning): what beats itGPT-5.1 (High): what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/glm-5-1/gpt-5-1 · Markdown: /api/v1/compare/glm-5-1/gpt-5-1?format=md · llms.txt · agent skill