GPT-6 Sol (Xhigh) vs Qwen3.5 9B (Reasoning)
Which is better for the money: GPT-6 Sol (Xhigh) by OpenAI or Qwen3.5 9B (Reasoning) by Alibaba? 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 Sol (Xhigh) scores 33.0 points higher (44.2 vs 11.2) but costs 2.6× as much to run the benchmark ($855 vs $329; premium vs mid-range cost classes). Pick GPT-6 Sol (Xhigh) when the extra intelligence is worth the premium, otherwise Qwen3.5 9B (Reasoning).
| Metric | GPT-6 Sol (Xhigh) | Qwen3.5 9B (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 44.2 | 11.2 | −74.7% Qwen3.5 9B (Reasoning) is 74.7% less intelligent |
| Total AA cost (lower is better) | $854.60 | $328.86 | −61.5% Qwen3.5 9B (Reasoning) is 61.5% cheaper |
| End-to-end time (lower is better) | 42.08s | 46.17s | +9.7% Qwen3.5 9B (Reasoning) is 9.7% slower |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.14 / $0.20 | |
| Input modalities | Text, Image | Text, Image, Video |
Qwen3.5 9B (Reasoning) vs GPT-6 Sol (Xhigh): 74.7% less intelligence, 61.5% less cost to run the AA benchmark, and 9.7% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Sol (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- Qwen3.5 9B (Reasoning) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
GPT-6 Sol (Xhigh)Qwen3.5 9B (Reasoning)Today's Pareto frontierOpen-weights 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-sol-xhigh/qwen3-5-9b · Markdown: /api/v1/compare/gpt-6-sol-xhigh/qwen3-5-9b?format=md · llms.txt · agent skill