Gemini 2.5 Pro vs GPT-6 Luna (Max)
Which is better for the money: Gemini 2.5 Pro by Google or GPT-6 Luna (Max) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick GPT-6 Luna (Max)
GPT-6 Luna (Max) vs Gemini 2.5 Pro: 136.6% more intelligence, 85.2% less cost to run the AA benchmark, and 210.6% slower end-to-end.
| Metric | Gemini 2.5 Pro | GPT-6 Luna (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 16.1 | 38.1 | +136.6% GPT-6 Luna (Max) is 2.4× more intelligent |
| Total AA cost (lower is better) | $822.85 | $122.05 | −85.2% GPT-6 Luna (Max) is 85.2% cheaper |
| End-to-end time (lower is better) | 27.94s | 86.79s | +210.6% GPT-6 Luna (Max) is 210.6% slower |
| Price per 1M tokens (in / out) | $1.25 / $10.0 | $0.10 / $0.50 | |
| Input modalities | Text, Image, Speech, Video | Text, Image |
Today's Pareto frontier
Against the frontier
- Gemini 2.5 Pro is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- GPT-6 Luna (Max) is on today's frontier: nothing is both smarter and cheaper.
Gemini 2.5 ProGPT-6 Luna (Max)Today's Pareto frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gemini-2-5-pro/gpt-6-luna · Markdown: /api/v1/compare/gemini-2-5-pro/gpt-6-luna?format=md · llms.txt · agent skill