GPT-5.5 (Low) vs GPT-6 Luna (Low)

GPT-5.5 (Low) vs GPT-6 Luna (Low). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

OpenAIGPT-5.5 (Low)Not ranked · benchmark data missing
Intelligence
30.70
Total cost
-
OpenAIGPT-6 Luna (Low)On the frontier
Intelligence
21.50
Total cost
$10.6
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.

MetricGPT-5.5 (Low)GPT-6 Luna (Low)Difference
Intelligence (higher is better)30.721.5−30.0% GPT-6 Luna (Low) is 30.0% less intelligent
Total AA cost (lower is better)Not reported$10.63— not comparable
End-to-end time (lower is better)7.83s7.32s−6.5% GPT-6 Luna (Low) is 6.5% faster
Price per 1M tokens (in / out)$5.00 / $30.0$0.10 / $0.50
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerGPT-5.5 (Low): what beats itGPT-6 Luna (Low): what beats it
Matchup

Compare something else

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