GPT-6.1 Terra (Low) vs GPT-6 Astra (Xhigh)
Which is better for the money: GPT-6.1 Terra (Low) by OpenAI or GPT-6 Astra (Xhigh) 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 Astra (Xhigh) scores 16.2 points higher (52.4 vs 36.2) but costs 33× as much to run the benchmark ($3803 vs $115; flagship vs mid-range cost classes). They are not alternatives at one budget: pick GPT-6 Astra (Xhigh) when you need intelligence above 36.2, and GPT-6.1 Terra (Low) when 36.2 is enough.
| Metric | GPT-6.1 Terra (Low) | GPT-6 Astra (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 36.2 | 52.4 | +44.8% GPT-6 Astra (Xhigh) is 44.8% more intelligent |
| Total AA cost (lower is better) | $114.52 | $3,802.98 | +3220.8% GPT-6 Astra (Xhigh) is 33× more expensive |
| End-to-end time (lower is better) | 6.78s | 182.46s | +2591.2% GPT-6 Astra (Xhigh) is 2591.2% slower |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $10.0 / $50.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-6 Astra (Xhigh) vs GPT-6.1 Terra (Low): 44.8% more intelligence, 3220.8% more cost to run the AA benchmark, and 2591.2% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6.1 Terra (Low) is off the frontier: at the same or lower cost, MiMo-V2.6-Flash scores 37.90 for $110.
- GPT-6 Astra (Xhigh) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
GPT-6.1 Terra (Low)GPT-6 Astra (Xhigh)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-low/gpt-6-astra-xhigh · Markdown: /api/v1/compare/gpt-6-1-terra-low/gpt-6-astra-xhigh?format=md · llms.txt · agent skill