GPT-5.6 Terra (Xhigh) vs Muse Spark 1.3 (Max)
Which is better for the money: GPT-5.6 Terra (Xhigh) 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 2026-10-27.
Trade-off
Verdict
Depends on your budget
Muse Spark 1.3 (Max) scores 10.1 points higher (48.1 vs 38.0) but costs 1.5× as much to run the benchmark ($1736 vs $1187; both premium class). Pick Muse Spark 1.3 (Max) when the extra intelligence is worth the premium, otherwise GPT-5.6 Terra (Xhigh).
| Metric | GPT-5.6 Terra (Xhigh) | Muse Spark 1.3 (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 38.0 | 48.1 | +26.6% Muse Spark 1.3 (Max) is 26.6% more intelligent |
| Total AA cost (lower is better) | $1,186.77 | $1,735.61 | +46.2% Muse Spark 1.3 (Max) is 46.2% more expensive |
| End-to-end time (lower is better) | 33.63s | 56.18s | +67.1% Muse Spark 1.3 (Max) is 67.1% slower |
| Price per 1M tokens (in / out) | $2.00 / $12.0 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Video |
Muse Spark 1.3 (Max) vs GPT-5.6 Terra (Xhigh): 26.6% more intelligence, 46.2% more cost to run the AA benchmark, and 67.1% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.6 Terra (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- 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-5.6 Terra (Xhigh)Muse Spark 1.3 (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/gpt-5-6-terra-xhigh/muse-spark-1-3 · Markdown: /api/v1/compare/gpt-5-6-terra-xhigh/muse-spark-1-3?format=md · llms.txt · agent skill