Gemini 3.5 Flash-Lite vs GPT-6 Luna (Low)
Which is better for the money: Gemini 3.5 Flash-Lite by Google or GPT-6 Luna (Low) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Gemini 3.5 Flash-Lite scores 0.7 points higher (22.2 vs 21.5) but costs 34× as much to run the benchmark ($366 vs $10.6; mid-range vs budget cost classes). They are not alternatives at one budget: pick Gemini 3.5 Flash-Lite when you need intelligence above 21.5, and GPT-6 Luna (Low) when 21.5 is enough.
| Metric | Gemini 3.5 Flash-Lite | GPT-6 Luna (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 22.2 | 21.5 | −3.2% GPT-6 Luna (Low) is 3.2% less intelligent |
| Total AA cost (lower is better) | $365.63 | $10.63 | −97.1% GPT-6 Luna (Low) is 97.1% cheaper |
| End-to-end time (lower is better) | 8.60s | 6.60s | −23.3% GPT-6 Luna (Low) is 23.3% faster |
| Price per 1M tokens (in / out) | $0.30 / $2.50 | $0.10 / $0.50 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
GPT-6 Luna (Low) vs Gemini 3.5 Flash-Lite: 3.2% less intelligence, 97.1% less cost to run the AA benchmark, and 23.3% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Gemini 3.5 Flash-Lite is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
- GPT-6 Luna (Low) is on today's frontier: nothing is both smarter and cheaper.
Gemini 3.5 Flash-LiteGPT-6 Luna (Low)Today's Pareto frontierEvery other model
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-3-5-flash-lite/gpt-6-luna-low · Markdown: /api/v1/compare/gemini-3-5-flash-lite/gpt-6-luna-low?format=md · llms.txt · agent skill