GPT-5.6 Luna (Medium) vs Qwen3.6 27B (Reasoning)
Which is better for the money: GPT-5.6 Luna (Medium) by OpenAI or Qwen3.6 27B (Reasoning) by Alibaba? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.
Clear winner
Verdict
Pick GPT-5.6 Luna (Medium)
Qwen3.6 27B (Reasoning) vs GPT-5.6 Luna (Medium): 14.4% less intelligence, 2484.3% more cost to run the AA benchmark, and 1609.1% slower end-to-end.
| Metric | GPT-5.6 Luna (Medium) | Qwen3.6 27B (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 25.0 | 21.4 | −14.4% Qwen3.6 27B (Reasonin… is 14.4% less intelligent |
| Total AA cost (lower is better) | $44.32 | $1,145.36 | +2484.3% Qwen3.6 27B (Reasonin… is 26× more expensive |
| End-to-end time (lower is better) | 6.46s | 110.41s | +1609.1% Qwen3.6 27B (Reasonin… is 1609.1% slower |
| Price per 1M tokens (in / out) | $0.20 / $1.20 | $0.60 / $3.60 | |
| Input modalities | Text, Image | Text, Image, Video |
Today's Pareto frontier
Against the frontier
- GPT-5.6 Luna (Medium) is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
- Qwen3.6 27B (Reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-5.6 Luna (Medium)Qwen3.6 27B (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-5-6-luna-medium/qwen3-6-27b · Markdown: /api/v1/compare/gpt-5-6-luna-medium/qwen3-6-27b?format=md · llms.txt · agent skill