GPT-6 Astra (Max) vs Muse Spark Open (Xhigh)
Which is better for the money: GPT-6 Astra (Max) by OpenAI or Muse Spark Open (Xhigh) 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
GPT-6 Astra (Max) scores 13.8 points higher (52.7 vs 38.9) but costs 4.5× as much to run the benchmark ($5324 vs $1185; flagship vs premium cost classes). They are not alternatives at one budget: pick GPT-6 Astra (Max) when you need intelligence above 38.9, and Muse Spark Open (Xhigh) when 38.9 is enough.
| Metric | GPT-6 Astra (Max) | Muse Spark Open (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 52.7 | 38.9 | −26.2% Muse Spark Open (Xhig… is 26.2% less intelligent |
| Total AA cost (lower is better) | $5,324.10 | $1,184.90 | −77.7% Muse Spark Open (Xhig… is 77.7% cheaper |
| End-to-end time (lower is better) | 280.26s | 17.34s | −93.8% Muse Spark Open (Xhig… is 93.8% faster |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
Muse Spark Open (Xhigh) vs GPT-6 Astra (Max): 26.2% less intelligence, 77.7% less cost to run the AA benchmark, and 93.8% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Max) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- Muse Spark Open (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-6 Astra (Max)Muse Spark Open (Xhigh)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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