GPT-6.1 Terra (Xhigh) vs GPT-6 Sol (Low)
Which is better for the money: GPT-6.1 Terra (Xhigh) by OpenAI or GPT-6 Sol (Low) by OpenAI? 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
GPT-6.1 Terra (Xhigh) scores 11.2 points higher (45.4 vs 34.2) but costs 1.4× as much to run the benchmark ($365 vs $269; both mid-range class). Pick GPT-6.1 Terra (Xhigh) when the extra intelligence is worth the premium, otherwise GPT-6 Sol (Low).
| Metric | GPT-6.1 Terra (Xhigh) | GPT-6 Sol (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 45.4 | 34.2 | −24.7% GPT-6 Sol (Low) is 24.7% less intelligent |
| Total AA cost (lower is better) | $364.95 | $268.73 | −26.4% GPT-6 Sol (Low) is 26.4% cheaper |
| End-to-end time (lower is better) | 18.82s | 5.80s | −69.2% GPT-6 Sol (Low) is 69.2% faster |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-6 Sol (Low) vs GPT-6.1 Terra (Xhigh): 24.7% less intelligence, 26.4% less cost to run the AA benchmark, and 69.2% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6.1 Terra (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
- GPT-6 Sol (Low) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
GPT-6.1 Terra (Xhigh)GPT-6 Sol (Low)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-6-1-terra-xhigh/gpt-6-sol-low · Markdown: /api/v1/compare/gpt-6-1-terra-xhigh/gpt-6-sol-low?format=md · llms.txt · agent skill