Grok 4.5 (High) vs Qwen3.8-Flash-Next
Which is better for the money: Grok 4.5 (High) by SpaceXAI or Qwen3.8-Flash-Next by Alibaba? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick Qwen3.8-Flash-Next
Qwen3.8-Flash-Next vs Grok 4.5 (High): 2.6% more intelligence, 70.8% less cost to run the AA benchmark, and 159.7% slower end-to-end.
| Metric | Grok 4.5 (High) | Qwen3.8-Flash-Next | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 38.8 | 39.8 | +2.6% Qwen3.8-Flash-Next is 2.6% more intelligent |
| Total AA cost (lower is better) | $1,243.85 | $362.72 | −70.8% Qwen3.8-Flash-Next is 70.8% cheaper |
| End-to-end time (lower is better) | 19.45s | 50.52s | +159.7% Qwen3.8-Flash-Next is 159.7% slower |
| Price per 1M tokens (in / out) | $2.00 / $6.00 | $0.15 / $0.47 | |
| Input modalities | Text, Image | Text, Image, Video |
Today's Pareto frontier
Against the frontier
- Grok 4.5 (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- Qwen3.8-Flash-Next is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
Grok 4.5 (High)Qwen3.8-Flash-NextToday'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/grok-4-5/qwen3-8-flash-next · Markdown: /api/v1/compare/grok-4-5/qwen3-8-flash-next?format=md · llms.txt · agent skill