GPT-6 Astra (Low) vs Muse Spark Open (Xhigh)
Which is better for the money: GPT-6 Astra (Low) 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 (Low) scores 6.9 points higher (45.8 vs 38.9) but costs 1.3× as much to run the benchmark ($1537 vs $1185; both premium class). Pick GPT-6 Astra (Low) when the extra intelligence is worth the premium, otherwise Muse Spark Open (Xhigh).
| Metric | GPT-6 Astra (Low) | Muse Spark Open (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 45.8 | 38.9 | −15.1% Muse Spark Open (Xhig… is 15.1% less intelligent |
| Total AA cost (lower is better) | $1,536.78 | $1,184.90 | −22.9% Muse Spark Open (Xhig… is 22.9% cheaper |
| End-to-end time (lower is better) | 12.01s | 16.47s | +37.1% Muse Spark Open (Xhig… is 37.1% slower |
| 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 (Low): 15.1% less intelligence, 22.9% less cost to run the AA benchmark, and 37.1% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- 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 (Low)Muse Spark Open (Xhigh)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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