GPT-6.1 Terra (Medium) vs Muse Spark 1.1 (Xhigh)
Which is better for the money: GPT-6.1 Terra (Medium) by OpenAI or Muse Spark 1.1 (Xhigh) by Meta? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.
Clear winner
Verdict
Pick GPT-6.1 Terra (Medium)
Muse Spark 1.1 (Xhigh) vs GPT-6.1 Terra (Medium): 18.4% less intelligence, 1035.6% more cost to run the AA benchmark, and 210.5% slower end-to-end.
| Metric | GPT-6.1 Terra (Medium) | Muse Spark 1.1 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 41.3 | 33.7 | −18.4% Muse Spark 1.1 (Xhigh) is 18.4% less intelligent |
| Total AA cost (lower is better) | $175.20 | $1,989.54 | +1035.6% Muse Spark 1.1 (Xhigh) is 11× more expensive |
| End-to-end time (lower is better) | 6.93s | 21.52s | +210.5% Muse Spark 1.1 (Xhigh) is 210.5% slower |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $1.25 / $4.25 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
Today's Pareto frontier
Against the frontier
- GPT-6.1 Terra (Medium) is on today's frontier: nothing is both smarter and cheaper.
- Muse Spark 1.1 (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-6.1 Terra (Medium)Muse Spark 1.1 (Xhigh)Today's Pareto frontierEvery other model
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