GPT-6 Luna (Medium) vs Muse Spark 1.3 (Max)
Which is better for the money: GPT-6 Luna (Medium) by OpenAI or Muse Spark 1.3 (Max) by Meta? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Muse Spark 1.3 (Max) scores 18.2 points higher (48.1 vs 29.9) but costs 64× as much to run the benchmark ($2000 vs $31.2; flagship vs budget cost classes). They are not alternatives at one budget: pick Muse Spark 1.3 (Max) when you need intelligence above 29.9, and GPT-6 Luna (Medium) when 29.9 is enough.
| Metric | GPT-6 Luna (Medium) | Muse Spark 1.3 (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.9 | 48.1 | +60.9% Muse Spark 1.3 (Max) is 60.9% more intelligent |
| Total AA cost (lower is better) | $31.17 | $2,000.35 | +6317.5% Muse Spark 1.3 (Max) is 64× more expensive |
| End-to-end time (lower is better) | 8.25s | 67.10s | +713.3% Muse Spark 1.3 (Max) is 713.3% slower |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Video |
Muse Spark 1.3 (Max) vs GPT-6 Luna (Medium): 60.9% more intelligence, 6317.5% more cost to run the AA benchmark, and 713.3% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Luna (Medium) is on today's frontier: nothing is both smarter and cheaper.
- Muse Spark 1.3 (Max) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-6 Luna (Medium)Muse Spark 1.3 (Max)Today's Pareto frontierEvery other model
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