Kimi K3.1 Pro vs Qwen3.5 122B A10B (Reasoning)
Which is better for the money: Kimi K3.1 Pro by Kimi or Qwen3.5 122B A10B (Reasoning) by Alibaba? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.
Trade-off
Verdict
Depends on your budget
Kimi K3.1 Pro scores 39.5 points higher (55.1 vs 15.6) but costs 4.7× as much to run the benchmark ($3117 vs $661; flagship vs premium cost classes). They are not alternatives at one budget: pick Kimi K3.1 Pro when you need intelligence above 15.6, and Qwen3.5 122B A10B (Reasoning) when 15.6 is enough.
| Metric | Kimi K3.1 Pro | Qwen3.5 122B A10B (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 55.1 | 15.6 | −71.7% Qwen3.5 122B A10B (Re… is 71.7% less intelligent |
| Total AA cost (lower is better) | $3,117.31 | $661.29 | −78.8% Qwen3.5 122B A10B (Re… is 78.8% cheaper |
| End-to-end time (lower is better) | 63.28s | 21.24s | −66.4% Qwen3.5 122B A10B (Re… is 66.4% faster |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.40 / $3.20 | |
| Input modalities | Text, Image | Text, Image |
Qwen3.5 122B A10B (Reasoning) vs Kimi K3.1 Pro: 71.7% less intelligence, 78.8% less cost to run the AA benchmark, and 66.4% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Kimi K3.1 Pro is on today's frontier: nothing is both smarter and cheaper.
- Qwen3.5 122B A10B (Reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
Kimi K3.1 ProQwen3.5 122B A10B (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/kimi-k3-1-pro/qwen3-5-122b-a10b · Markdown: /api/v1/compare/kimi-k3-1-pro/qwen3-5-122b-a10b?format=md · llms.txt · agent skill