GPT-6.1 Terra (High) vs GPT-6 Astra (Low)
Which is better for the money: GPT-6.1 Terra (High) by OpenAI or GPT-6 Astra (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 Astra (Low) scores 1.9 points higher (45.8 vs 43.9) but costs 6.4× as much to run the benchmark ($1537 vs $239; premium vs mid-range cost classes). They are not alternatives at one budget: pick GPT-6 Astra (Low) when you need intelligence above 43.9, and GPT-6.1 Terra (High) when 43.9 is enough.
| Metric | GPT-6.1 Terra (High) | GPT-6 Astra (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 43.9 | 45.8 | +4.3% GPT-6 Astra (Low) is 4.3% more intelligent |
| Total AA cost (lower is better) | $238.53 | $1,536.78 | +544.3% GPT-6 Astra (Low) is 6.4× more expensive |
| End-to-end time (lower is better) | 11.16s | 12.08s | +8.2% GPT-6 Astra (Low) is 8.2% slower |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $10.0 / $50.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-6 Astra (Low) vs GPT-6.1 Terra (High): 4.3% more intelligence, 544.3% more cost to run the AA benchmark, and 8.2% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6.1 Terra (High) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
- GPT-6 Astra (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-6.1 Terra (High)GPT-6 Astra (Low)Today's Pareto frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-6-1-terra-high/gpt-6-astra-low · Markdown: /api/v1/compare/gpt-6-1-terra-high/gpt-6-astra-low?format=md · llms.txt · agent skill