GPT-6 Astra (Low) vs Solar Mini 4
Which is better for the money: GPT-6 Astra (Low) by OpenAI or Solar Mini 4 by Upstage? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
GPT-6 Astra (Low) scores 21.7 points higher (45.8 vs 24.1) but costs 3.1× as much to run the benchmark ($1537 vs $502; both premium class). They are not alternatives at one budget: pick GPT-6 Astra (Low) when you need intelligence above 24.1, and Solar Mini 4 when 24.1 is enough.
| Metric | GPT-6 Astra (Low) | Solar Mini 4 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 45.8 | 24.1 | −47.4% Solar Mini 4 is 47.4% less intelligent |
| Total AA cost (lower is better) | $1,536.78 | $502.02 | −67.3% Solar Mini 4 is 67.3% cheaper |
| End-to-end time (lower is better) | 12.01s | 23.11s | +92.4% Solar Mini 4 is 92.4% slower |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $0.10 / $0.40 | |
| Input modalities | Text, Image | Text |
Solar Mini 4 vs GPT-6 Astra (Low): 47.4% less intelligence, 67.3% less cost to run the AA benchmark, and 92.4% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- Solar Mini 4 is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
GPT-6 Astra (Low)Solar Mini 4Today'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-low/solar-mini4 · Markdown: /api/v1/compare/gpt-6-astra-low/solar-mini4?format=md · llms.txt · agent skill