GPT-6 Astra (Xhigh) vs GPT-6 Sol (Medium)
Which is better for the money: GPT-6 Astra (Xhigh) by OpenAI or GPT-6 Sol (Medium) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
GPT-6 Astra (Xhigh) scores 12.6 points higher (52.4 vs 39.8) but costs 9.1× as much to run the benchmark ($3803 vs $416; flagship vs mid-range cost classes). They are not alternatives at one budget: pick GPT-6 Astra (Xhigh) when you need intelligence above 39.8, and GPT-6 Sol (Medium) when 39.8 is enough.
| Metric | GPT-6 Astra (Xhigh) | GPT-6 Sol (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 52.4 | 39.8 | −24.0% GPT-6 Sol (Medium) is 24.0% less intelligent |
| Total AA cost (lower is better) | $3,802.98 | $416.32 | −89.1% GPT-6 Sol (Medium) is 89.1% cheaper |
| End-to-end time (lower is better) | 158.33s | Not reported | — not comparable |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-6 Sol (Medium) vs GPT-6 Astra (Xhigh): 24.0% less intelligence, 89.1% less cost to run the AA benchmark, and end-to-end time not fully reported.
Today's Pareto frontier
Against the frontier
- 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 Sol (Medium) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
GPT-6 Astra (Xhigh)GPT-6 Sol (Medium)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-astra-xhigh/gpt-6-sol-medium · Markdown: /api/v1/compare/gpt-6-astra-xhigh/gpt-6-sol-medium?format=md · llms.txt · agent skill