GPT-5.1 (High) vs GPT-5.6 Luna (Medium)
GPT-5.1 (High) vs GPT-5.6 Luna (Medium). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.
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.
| Metric | GPT-5.1 (High) | GPT-5.6 Luna (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 24.7 | 25.0 | +1.2% GPT-5.6 Luna (Medium) is 1.2% more intelligent |
| Total AA cost (lower is better) | Not reported | $44.32 | — not comparable |
| End-to-end time (lower is better) | 32.32s | 5.82s | −82.0% GPT-5.6 Luna (Medium) is 82.0% faster |
| Price per 1M tokens (in / out) | $1.25 / $10.0 | $0.20 / $1.20 | |
| Input modalities | Text, Image | Text, Image |
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-1/gpt-5-6-luna-medium · Markdown: /api/v1/compare/gpt-5-1/gpt-5-6-luna-medium?format=md · llms.txt · agent skill